Code

Merge branch 'collectd-5.4'
authorMarc Fournier <marc.fournier@camptocamp.com>
Fri, 10 Jan 2014 14:39:31 +0000 (15:39 +0100)
committerMarc Fournier <marc.fournier@camptocamp.com>
Fri, 10 Jan 2014 14:39:31 +0000 (15:39 +0100)
Conflicts:
src/write_graphite.c

1  2 
configure.ac
src/collectd.conf.in
src/collectd.conf.pod
src/curl.c
src/curl_json.c
src/curl_xml.c

diff --cc configure.ac
index 0000000000000000000000000000000000000000,3b9b8eb77bd221166b937d34b99564cdab726d85..f1c7b8aba1169f3a01f7bdf7993c52d192d4871f
mode 000000,100644..100644
--- /dev/null
@@@ -1,0 -1,5566 +1,5586 @@@
+ dnl Process this file with autoconf to produce a configure script.
+ AC_INIT([collectd],[m4_esyscmd(./version-gen.sh)])
+ AC_CONFIG_SRCDIR(src/collectd.c)
+ AC_CONFIG_HEADERS(src/config.h)
+ AC_CONFIG_AUX_DIR([libltdl/config])
+ m4_ifdef([LT_PACKAGE_VERSION],
+       # libtool >= 2.2
+       [
+        LT_CONFIG_LTDL_DIR([libltdl])
+        LT_INIT([dlopen])
+        LTDL_INIT([convenience])
+        AC_DEFINE(LIBTOOL_VERSION, 2, [Define to used libtool version.])
+       ]
+ ,
+       # libtool <= 1.5
+       [
+        AC_LIBLTDL_CONVENIENCE
+        AC_SUBST(LTDLINCL)
+        AC_SUBST(LIBLTDL)
+        AC_LIBTOOL_DLOPEN
+        AC_CONFIG_SUBDIRS(libltdl)
+        AC_DEFINE(LIBTOOL_VERSION, 1, [Define to used libtool version.])
+       ]
+ )
+ AM_INIT_AUTOMAKE([tar-pax dist-bzip2 foreign])
+ m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])])
+ AC_LANG(C)
+ AC_PREFIX_DEFAULT("/opt/collectd")
+ AC_SYS_LARGEFILE
+ #
+ # Checks for programs.
+ #
+ AC_PROG_CC
+ AC_PROG_CPP
+ AC_PROG_INSTALL
+ AC_PROG_LN_S
+ AC_PROG_MAKE_SET
+ AM_PROG_CC_C_O
+ AM_CONDITIONAL(COMPILER_IS_GCC, test "x$GCC" = "xyes")
+ AC_DISABLE_STATIC
+ AC_PROG_LIBTOOL
+ AC_PROG_LEX
+ AC_PROG_YACC
+ PKG_PROG_PKG_CONFIG
+ AC_CHECK_PROG([have_protoc_c], [protoc-c], [yes], [no])
+ AC_CHECK_HEADERS([google/protobuf-c/protobuf-c.h],
+                  [have_protobuf_c_h="yes"],
+                  [have_protobuf_c_h="no"])
+ if test "x$have_protoc_c" = "xyes" && test "x$have_protobuf_c_h" != "xyes"
+ then
+       have_protoc_c="no (unable to find <google/protobuf-c/protobuf-c.h>)"
+ fi
+ AM_CONDITIONAL(HAVE_PROTOC_C, test "x$have_protoc_c" = "xyes")
+ AC_MSG_CHECKING([for kernel type ($host_os)])
+ case $host_os in
+       *linux*)
+       AC_DEFINE([KERNEL_LINUX], 1, [True if program is to be compiled for a Linux kernel])
+       ac_system="Linux"
+       ;;
+       *solaris*)
+       AC_DEFINE([KERNEL_SOLARIS], 1, [True if program is to be compiled for a Solaris kernel])
+       ac_system="Solaris"
+       ;;
+       *darwin*)
+       ac_system="Darwin"
+       ;;
+       *openbsd*)
+       ac_system="OpenBSD"
+       ;;
+       *aix*)
+       AC_DEFINE([KERNEL_AIX], 1, [True if program is to be compiled for a AIX kernel])
+       ac_system="AIX"
+       ;;
+       *freebsd*)
+       AC_DEFINE([KERNEL_FREEBSD], 1, [True if program is to be compiled for a FreeBSD kernel])
+       ac_system="FreeBSD"
+       ;;
+       *)
+       ac_system="unknown"
+ esac
+ AC_MSG_RESULT([$ac_system])
+ if test "x$ac_system" = "xLinux"
+ then
+       AC_ARG_VAR([KERNEL_DIR], [path to Linux kernel sources])
+       if test -z "$KERNEL_DIR"
+       then
+               KERNEL_DIR="/lib/modules/`uname -r`/source"
+       fi
+       KERNEL_CFLAGS="-I$KERNEL_DIR/include"
+       AC_SUBST(KERNEL_CFLAGS)
+ fi
+ if test "x$ac_system" = "xSolaris"
+ then
+       AC_DEFINE(_POSIX_PTHREAD_SEMANTICS, 1, [Define to enforce POSIX thread semantics under Solaris.])
+       AC_DEFINE(_REENTRANT,               1, [Define to enable reentrancy interfaces.])
+ fi
+ if test "x$ac_system" = "xAIX"
+ then
+       AC_DEFINE(_THREAD_SAFE_ERRNO, 1, [Define to use the thread-safe version of errno under AIX.])
+ fi
+ # Where to install .pc files.
+ pkgconfigdir="${libdir}/pkgconfig"
+ AC_SUBST(pkgconfigdir)
+ # Check for standards compliance mode
+ AC_ARG_ENABLE(standards,
+             AS_HELP_STRING([--enable-standards], [Enable standards compliance mode]),
+             [enable_standards="$enableval"],
+             [enable_standards="no"])
+ if test "x$enable_standards" = "xyes"
+ then
+       AC_DEFINE(_ISOC99_SOURCE,        1, [Define to enforce ISO C99 compliance.])
+       AC_DEFINE(_POSIX_C_SOURCE, 200809L, [Define to enforce POSIX.1-2008 compliance.])
+       AC_DEFINE(_XOPEN_SOURCE,       700, [Define to enforce X/Open 7 (XSI) compliance.])
+       AC_DEFINE(_REENTRANT,            1, [Define to enable reentrancy interfaces.])
+       if test "x$GCC" = "xyes"
+       then
+               CFLAGS="$CFLAGS -std=c99"
+       fi
+ fi
+ AM_CONDITIONAL(BUILD_FEATURE_STANDARDS, test "x$enable_standards" = "xyes")
+ #
+ # Checks for header files.
+ #
+ AC_HEADER_STDC
+ AC_HEADER_SYS_WAIT
+ AC_HEADER_DIRENT
+ AC_HEADER_STDBOOL
+ AC_CHECK_HEADERS(stdio.h errno.h math.h stdarg.h syslog.h fcntl.h signal.h assert.h sys/types.h sys/socket.h sys/select.h poll.h netdb.h arpa/inet.h sys/resource.h sys/param.h kstat.h regex.h sys/ioctl.h endian.h sys/isa_defs.h fnmatch.h libgen.h)
+ # For ping library
+ AC_CHECK_HEADERS(netinet/in_systm.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/in.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/ip.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/ip_icmp.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ #if HAVE_NETINET_IP_H
+ # include <netinet/ip.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/ip_var.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ #if HAVE_NETINET_IP_H
+ # include <netinet/ip.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/ip6.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/icmp6.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ #if HAVE_NETINET_IP6_H
+ # include <netinet/ip6.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/tcp.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ #if HAVE_NETINET_IP_H
+ # include <netinet/ip.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/udp.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ #if HAVE_NETINET_IP_H
+ # include <netinet/ip.h>
+ #endif
+ ])
+ # For cpu modules
+ AC_CHECK_HEADERS(sys/dkstat.h)
+ if test "x$ac_system" = "xDarwin"
+ then
+       AC_CHECK_HEADERS(mach/mach_init.h mach/host_priv.h mach/mach_error.h mach/mach_host.h mach/mach_port.h mach/mach_types.h mach/message.h mach/processor_set.h mach/processor.h mach/processor_info.h mach/task.h mach/thread_act.h mach/vm_region.h mach/vm_map.h mach/vm_prot.h mach/vm_statistics.h mach/kern_return.h)
+       AC_CHECK_HEADERS(CoreFoundation/CoreFoundation.h IOKit/IOKitLib.h IOKit/IOTypes.h IOKit/ps/IOPSKeys.h IOKit/IOBSD.h IOKit/storage/IOBlockStorageDriver.h)
+       # For the battery plugin
+       AC_CHECK_HEADERS(IOKit/ps/IOPowerSources.h, [], [],
+ [
+ #if HAVE_IOKIT_IOKITLIB_H
+ #  include <IOKit/IOKitLib.h>
+ #endif
+ #if HAVE_IOKIT_IOTYPES_H
+ #  include <IOKit/IOTypes.h>
+ #endif
+ ])
+ fi
+ AC_CHECK_HEADERS(sys/sysctl.h, [], [],
+ [
+ #if HAVE_SYS_TYPES_H
+ #  include <sys/types.h>
+ #endif
+ #if HAVE_SYS_PARAM_H
+ # include <sys/param.h>
+ #endif
+ ])
+ AC_MSG_CHECKING([for sysctl kern.cp_times])
+ if test -x /sbin/sysctl
+ then
+       /sbin/sysctl kern.cp_times 2>/dev/null
+       if test $? -eq 0
+       then
+               AC_MSG_RESULT([yes])
+               AC_DEFINE(HAVE_SYSCTL_KERN_CP_TIMES, 1,
+               [Define if sysctl supports kern.cp_times])
+       else
+               AC_MSG_RESULT([no])
+       fi
+ else
+       AC_MSG_RESULT([no])
+ fi
+ # For hddtemp module
+ AC_CHECK_HEADERS(linux/major.h)
+ # For md module (Linux only)
+ if test "x$ac_system" = "xLinux"
+ then
+       AC_CHECK_HEADERS(linux/raid/md_u.h,
+                        [have_linux_raid_md_u_h="yes"],
+                        [have_linux_raid_md_u_h="no"],
+ [
+ #include <sys/ioctl.h>
+ #include <linux/major.h>
+ #include <linux/types.h>
+ ])
+ else
+       have_linux_raid_md_u_h="no"
+ fi
+ # For the swap module
+ have_linux_wireless_h="no"
+ if test "x$ac_system" = "xLinux"
+ then
+   AC_CHECK_HEADERS(linux/wireless.h,
+                  [have_linux_wireless_h="yes"],
+                  [have_linux_wireless_h="no"],
+ [
+ #include <dirent.h>
+ #include <sys/ioctl.h>
+ #include <sys/socket.h>
+ ])
+ fi
+ # For the swap module
+ have_sys_swap_h="yes"
+ AC_CHECK_HEADERS(sys/swap.h vm/anon.h, [], [have_sys_swap_h="no"],
+ [
+ #undef _FILE_OFFSET_BITS
+ #undef _LARGEFILE64_SOURCE
+ #if HAVE_SYS_TYPES_H
+ #  include <sys/types.h>
+ #endif
+ #if HAVE_SYS_PARAM_H
+ # include <sys/param.h>
+ #endif
+ ])
+ if test "x$have_sys_swap_h$ac_system" = "xnoSolaris"
+ then
+       hint_64=""
+       if test "x$GCC" = "xyes"
+       then
+               hint_64="CFLAGS='-m64'"
+       else
+               hint_64="CFLAGS='-xarch=v9'"
+       fi
+       AC_MSG_NOTICE([Solaris detected and sys/swap.h not usable. Try building a 64-bit binary ($hint_64 ./configure).])
+ fi
+ # For load module
+ # For the processes plugin
+ # For users module
+ AC_CHECK_HEADERS(sys/loadavg.h linux/config.h utmp.h utmpx.h)
+ # For interface plugin
+ AC_CHECK_HEADERS(ifaddrs.h)
+ AC_CHECK_HEADERS(net/if.h, [], [],
+ [
+ #if HAVE_SYS_TYPES_H
+ #  include <sys/types.h>
+ #endif
+ #if HAVE_SYS_SOCKET_H
+ #  include <sys/socket.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(linux/if.h, [], [],
+ [
+ #if HAVE_SYS_TYPES_H
+ #  include <sys/types.h>
+ #endif
+ #if HAVE_SYS_SOCKET_H
+ #  include <sys/socket.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(linux/netdevice.h, [], [],
+ [
+ #if HAVE_SYS_TYPES_H
+ #  include <sys/types.h>
+ #endif
+ #if HAVE_SYS_SOCKET_H
+ #  include <sys/socket.h>
+ #endif
+ #if HAVE_LINUX_IF_H
+ # include <linux/if.h>
+ #endif
+ ])
+ # For ethstat module
+ AC_CHECK_HEADERS(linux/sockios.h,
+     [have_linux_sockios_h="yes"],
+     [have_linux_sockios_h="no"],
+     [
+ #if HAVE_SYS_IOCTL_H
+ # include <sys/ioctl.h>
+ #endif
+ #if HAVE_NET_IF_H
+ # include <net/if.h>
+ #endif
+     ])
+ AC_CHECK_HEADERS(linux/ethtool.h,
+     [have_linux_ethtool_h="yes"],
+     [have_linux_ethtool_h="no"],
+     [
+ #if HAVE_SYS_IOCTL_H
+ # include <sys/ioctl.h>
+ #endif
+ #if HAVE_NET_IF_H
+ # include <net/if.h>
+ #endif
+ #if HAVE_LINUX_SOCKIOS_H
+ # include <linux/sockios.h>
+ #endif
+     ])
+ # For ipvs module
+ have_linux_ip_vs_h="no"
+ have_net_ip_vs_h="no"
+ have_ip_vs_h="no"
+ ip_vs_h_needs_kernel_cflags="no"
+ if test "x$ac_system" = "xLinux"
+ then
+       AC_CHECK_HEADERS(linux/ip_vs.h, [have_linux_ip_vs_h="yes"])
+       AC_CHECK_HEADERS(net/ip_vs.h, [have_net_ip_vs_h="yes"])
+       AC_CHECK_HEADERS(ip_vs.h, [have_ip_vs_h="yes"])
+       if test "x$have_linux_ip_vs_h$have_net_ip_vs_h$have_ip_vs_h" = "xnonono" && test -d "$KERNEL_DIR"
+       then
+               SAVE_CFLAGS="$CFLAGS"
+               CFLAGS="$CFLAGS $KERNEL_CFLAGS"
+               AC_MSG_NOTICE([Did not find ip_vs.h. Trying again using headers from $KERNEL_DIR.])
+               AC_CHECK_HEADERS(linux/ip_vs.h, [have_linux_ip_vs_h="yes"])
+               AC_CHECK_HEADERS(net/ip_vs.h, [have_net_ip_vs_h="yes"])
+               AC_CHECK_HEADERS(ip_vs.h, [have_ip_vs_h="yes"])
+               if test "x$have_linux_ip_vs_h" = "xyes" || test "x$have_net_ip_vs_h" = "xyes" || test "x$have_ip_vs_h" = "xyes"
+               then
+                       ip_vs_h_needs_kernel_cflags="yes"
+               fi
+               CFLAGS="$SAVE_CFLAGS"
+       fi
+ fi
+ AM_CONDITIONAL(IP_VS_H_NEEDS_KERNEL_CFLAGS, test "x$ip_vs_h_needs_kernel_cflags" = "xyes")
+ # For quota module
+ AC_CHECK_HEADERS(sys/ucred.h, [], [],
+ [
+ #if HAVE_SYS_TYPES_H
+ #  include <sys/types.h>
+ #endif
+ #if HAVE_SYS_PARAM_H
+ # include <sys/param.h>
+ #endif
+ ])
+ # For mount interface
+ AC_CHECK_HEADERS(sys/mount.h, [], [],
+ [
+ #if HAVE_SYS_TYPES_H
+ #  include <sys/types.h>
+ #endif
+ #if HAVE_SYS_PARAM_H
+ # include <sys/param.h>
+ #endif
+ ])
+ # For the email plugin
+ AC_CHECK_HEADERS(linux/un.h, [], [],
+ [
+ #if HAVE_SYS_SOCKET_H
+ #     include <sys/socket.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(pwd.h grp.h sys/un.h ctype.h limits.h xfs/xqm.h fs_info.h fshelp.h paths.h mntent.h mnttab.h sys/fstyp.h sys/fs_types.h sys/mntent.h sys/mnttab.h sys/statfs.h sys/statvfs.h sys/vfs.h sys/vfstab.h kvm.h wordexp.h)
+ # For the dns plugin
+ AC_CHECK_HEADERS(arpa/nameser.h)
+ AC_CHECK_HEADERS(arpa/nameser_compat.h, [], [],
+ [
+ #if HAVE_ARPA_NAMESER_H
+ # include <arpa/nameser.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(net/if_arp.h, [], [],
+ [#if HAVE_SYS_SOCKET_H
+ # include <sys/socket.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(net/ppp_defs.h)
+ AC_CHECK_HEADERS(net/if_ppp.h, [], [],
+ [#if HAVE_NET_PPP_DEFS_H
+ # include <net/ppp_defs.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/if_ether.h, [], [],
+ [#if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_SYS_SOCKET_H
+ # include <sys/socket.h>
+ #endif
+ #if HAVE_NET_IF_H
+ # include <net/if.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ ])
+ AC_CHECK_HEADERS(netinet/ip_compat.h)
+ have_net_pfvar_h="no"
+ AC_CHECK_HEADERS(net/pfvar.h,
+                [have_net_pfvar_h="yes"],
+                [have_net_pfvar_h="no"],
+ [
+ #if HAVE_SYS_IOCTL_H
+ # include <sys/ioctl.h>
+ #endif
+ #if HAVE_SYS_SOCKET_H
+ # include <sys/socket.h>
+ #endif
+ #if HAVE_NET_IF_H
+ # include <net/if.h>
+ #endif
+ ])
+ # For the multimeter plugin
+ have_termios_h="no"
+ AC_CHECK_HEADERS(termios.h, [have_termios_h="yes"])
+ #
+ # Checks for typedefs, structures, and compiler characteristics.
+ #
+ AC_C_CONST
+ AC_TYPE_PID_T
+ AC_TYPE_SIZE_T
+ AC_TYPE_UID_T
+ AC_HEADER_TIME
+ #
+ # Checks for library functions.
+ #
+ AC_PROG_GCC_TRADITIONAL
+ AC_CHECK_FUNCS(gettimeofday select strdup strtol getaddrinfo getnameinfo strchr memcpy strstr strcmp strncmp strncpy strlen strncasecmp strcasecmp openlog closelog sysconf setenv if_indextoname)
+ AC_FUNC_STRERROR_R
+ SAVE_CFLAGS="$CFLAGS"
+ # Emulate behavior of src/Makefile.am
+ if test "x$GCC" = "xyes"
+ then
+       CFLAGS="$CFLAGS -Wall -Werror"
+ fi
+ AC_CACHE_CHECK([for strtok_r],
+   [c_cv_have_strtok_r_default],
+   AC_LINK_IFELSE(
+     [AC_LANG_PROGRAM(
+ [[[
+ #include <stdlib.h>
+ #include <stdio.h>
+ #include <string.h>
+ ]]],
+ [[[
+       char buffer[] = "foo,bar,baz";
+       char *token;
+       char *dummy;
+       char *saveptr;
+       dummy = buffer;
+       saveptr = NULL;
+       while ((token = strtok_r (dummy, ",", &saveptr)) != NULL)
+       {
+         dummy = NULL;
+         printf ("token = %s;\n", token);
+       }
+ ]]]
+     )],
+     [c_cv_have_strtok_r_default="yes"],
+     [c_cv_have_strtok_r_default="no"]
+   )
+ )
+ if test "x$c_cv_have_strtok_r_default" = "xno"
+ then
+   CFLAGS="$CFLAGS -D_REENTRANT=1"
+   AC_CACHE_CHECK([if strtok_r needs _REENTRANT],
+     [c_cv_have_strtok_r_reentrant],
+     AC_LINK_IFELSE(
+       [AC_LANG_PROGRAM(
+ [[[
+ #include <stdlib.h>
+ #include <stdio.h>
+ #include <string.h>
+ ]]],
+ [[[
+         char buffer[] = "foo,bar,baz";
+         char *token;
+         char *dummy;
+         char *saveptr;
+         dummy = buffer;
+         saveptr = NULL;
+         while ((token = strtok_r (dummy, ",", &saveptr)) != NULL)
+         {
+           dummy = NULL;
+           printf ("token = %s;\n", token);
+         }
+ ]]]
+       )],
+       [c_cv_have_strtok_r_reentrant="yes"],
+       [AC_MSG_FAILURE([strtok_r isn't available. Please file a bugreport!])]
+     )
+   )
+ fi
+ CFLAGS="$SAVE_CFLAGS"
+ if test "x$c_cv_have_strtok_r_reentrant" = "xyes"
+ then
+       CFLAGS="$CFLAGS -D_REENTRANT=1"
+ fi
+ AC_CHECK_FUNCS(getpwnam_r getgrnam_r setgroups regcomp regerror regexec regfree)
+ socket_needs_socket="no"
+ AC_CHECK_FUNCS(socket, [], AC_CHECK_LIB(socket, socket, [socket_needs_socket="yes"], AC_MSG_ERROR(cannot find socket)))
+ AM_CONDITIONAL(BUILD_WITH_LIBSOCKET, test "x$socket_needs_socket" = "xyes")
+ clock_gettime_needs_rt="no"
+ clock_gettime_needs_posix4="no"
+ have_clock_gettime="no"
+ AC_CHECK_FUNCS(clock_gettime, [have_clock_gettime="yes"])
+ if test "x$have_clock_gettime" = "xno"
+ then
+       AC_CHECK_LIB(rt, clock_gettime, [clock_gettime_needs_rt="yes"
+                                        have_clock_gettime="yes"])
+ fi
+ if test "x$have_clock_gettime" = "xno"
+ then
+       AC_CHECK_LIB(posix4, clock_gettime, [clock_gettime_needs_posix4="yes"
+                                            have_clock_gettime="yes"])
+ fi
+ if test "x$have_clock_gettime" = "xyes"
+ then
+       AC_DEFINE(HAVE_CLOCK_GETTIME, 1, [Define if the clock_gettime(2) function is available.])
+ else
+       AC_MSG_WARN(cannot find clock_gettime)
+ fi
+ nanosleep_needs_rt="no"
+ nanosleep_needs_posix4="no"
+ AC_CHECK_FUNCS(nanosleep,
+     [],
+     AC_CHECK_LIB(rt, nanosleep,
+         [nanosleep_needs_rt="yes"],
+         AC_CHECK_LIB(posix4, nanosleep,
+             [nanosleep_needs_posix4="yes"],
+             AC_MSG_ERROR(cannot find nanosleep))))
+ AM_CONDITIONAL(BUILD_WITH_LIBRT, test "x$clock_gettime_needs_rt" = "xyes" || test "x$nanosleep_needs_rt" = "xyes")
+ AM_CONDITIONAL(BUILD_WITH_LIBPOSIX4, test "x$clock_gettime_needs_posix4" = "xyes" || test "x$nanosleep_needs_posix4" = "xyes")
+ AC_CHECK_FUNCS(sysctl, [have_sysctl="yes"], [have_sysctl="no"])
+ AC_CHECK_FUNCS(sysctlbyname, [have_sysctlbyname="yes"], [have_sysctlbyname="no"])
+ AC_CHECK_FUNCS(host_statistics, [have_host_statistics="yes"], [have_host_statistics="no"])
+ AC_CHECK_FUNCS(processor_info, [have_processor_info="yes"], [have_processor_info="no"])
+ AC_CHECK_FUNCS(thread_info, [have_thread_info="yes"], [have_thread_info="no"])
+ AC_CHECK_FUNCS(statfs, [have_statfs="yes"], [have_statfs="no"])
+ AC_CHECK_FUNCS(statvfs, [have_statvfs="yes"], [have_statvfs="no"])
+ AC_CHECK_FUNCS(getifaddrs, [have_getifaddrs="yes"], [have_getifaddrs="no"])
+ AC_CHECK_FUNCS(getloadavg, [have_getloadavg="yes"], [have_getloadavg="no"])
+ AC_CHECK_FUNCS(syslog, [have_syslog="yes"], [have_syslog="no"])
+ AC_CHECK_FUNCS(getutent, [have_getutent="yes"], [have_getutent="no"])
+ AC_CHECK_FUNCS(getutxent, [have_getutxent="yes"], [have_getutxent="no"])
+ # Check for strptime {{{
+ if test "x$GCC" = "xyes"
+ then
+       SAVE_CFLAGS="$CFLAGS"
+       CFLAGS="$CFLAGS -Wall -Wextra -Werror"
+ fi
+ AC_CHECK_FUNCS(strptime, [have_strptime="yes"], [have_strptime="no"])
+ if test "x$have_strptime" = "xyes"
+ then
+       AC_CACHE_CHECK([whether strptime is exported by default],
+                      [c_cv_have_strptime_default],
+                      AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <time.h>
+ ]]],
+ [[[
+  struct tm stm;
+  (void) strptime ("2010-12-30%13:42:42", "%Y-%m-%dT%T", &stm);
+ ]]]
+                      )],
+                      [c_cv_have_strptime_default="yes"],
+                      [c_cv_have_strptime_default="no"]))
+ fi
+ if test "x$have_strptime" = "xyes" && test "x$c_cv_have_strptime_default" = "xno"
+ then
+       AC_CACHE_CHECK([whether strptime needs standards mode],
+                      [c_cv_have_strptime_standards],
+                      AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #ifndef _ISOC99_SOURCE
+ # define _ISOC99_SOURCE 1
+ #endif
+ #ifndef _POSIX_C_SOURCE
+ # define _POSIX_C_SOURCE 200112L
+ #endif
+ #ifndef _XOPEN_SOURCE
+ # define _XOPEN_SOURCE 500
+ #endif
+ #include <time.h>
+ ]]],
+ [[[
+  struct tm stm;
+  (void) strptime ("2010-12-30%13:42:42", "%Y-%m-%dT%T", &stm);
+ ]]]
+                      )],
+                      [c_cv_have_strptime_standards="yes"],
+                      [c_cv_have_strptime_standards="no"]))
+       if test "x$c_cv_have_strptime_standards" = "xyes"
+       then
+               AC_DEFINE([STRPTIME_NEEDS_STANDARDS], 1, [Set to true if strptime is only exported in X/Open mode (GNU libc).])
+       else
+               have_strptime="no"
+       fi
+ fi
+ if test "x$GCC" = "xyes"
+ then
+       CFLAGS="$SAVE_CFLAGS"
+ fi
+ # }}} Check for strptime
+ AC_CHECK_FUNCS(swapctl, [have_swapctl="yes"], [have_swapctl="no"])
+ if test "x$have_swapctl" = "xyes"; then
+         AC_CACHE_CHECK([whether swapctl takes two arguments],
+                 [c_cv_have_swapctl_two_args],
+                 AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #if HAVE_SYS_SWAP_H && !defined(_LP64) && _FILE_OFFSET_BITS == 64
+ #  undef _FILE_OFFSET_BITS
+ #  undef _LARGEFILE64_SOURCE
+ #endif
+ #include <sys/stat.h>
+ #include <sys/swap.h>
+ ]]],
+ [[[
+ int num = swapctl(0, NULL);
+ ]]]
+                         )],
+                         [c_cv_have_swapctl_two_args="yes"],
+                         [c_cv_have_swapctl_two_args="no"]
+                 )
+         )
+         AC_CACHE_CHECK([whether swapctl takes three arguments],
+                 [c_cv_have_swapctl_three_args],
+                 AC_COMPILE_IFELSE(
+                         [AC_LANG_PROGRAM(
+ [[[
+ #if HAVE_SYS_SWAP_H && !defined(_LP64) && _FILE_OFFSET_BITS == 64
+ #  undef _FILE_OFFSET_BITS
+ #  undef _LARGEFILE64_SOURCE
+ #endif
+ #include <sys/stat.h>
+ #include <sys/swap.h>
+ ]]],
+ [[[
+ int num = swapctl(0, NULL, 0);
+ ]]]
+                         )],
+                         [c_cv_have_swapctl_three_args="yes"],
+                         [c_cv_have_swapctl_three_args="no"]
+                 )
+         )
+ fi
+ # Check for different versions of `swapctl' here..
+ if test "x$have_swapctl" = "xyes"; then
+         if test "x$c_cv_have_swapctl_two_args" = "xyes"; then
+                 AC_DEFINE(HAVE_SWAPCTL_TWO_ARGS, 1,
+                           [Define if the function swapctl exists and takes two arguments.])
+         fi
+         if test "x$c_cv_have_swapctl_three_args" = "xyes"; then
+                 AC_DEFINE(HAVE_SWAPCTL_THREE_ARGS, 1,
+                           [Define if the function swapctl exists and takes three arguments.])
+         fi
+ fi
+ # Check for NAN
+ AC_ARG_WITH(nan-emulation, [AS_HELP_STRING([--with-nan-emulation], [use emulated NAN. For crosscompiling only.])],
+ [
+  if test "x$withval" = "xno"; then
+        nan_type="none"
+  else if test "x$withval" = "xyes"; then
+        nan_type="zero"
+  else
+        nan_type="$withval"
+  fi; fi
+ ],
+ [nan_type="none"])
+ if test "x$nan_type" = "xnone"; then
+   AC_CACHE_CHECK([whether NAN is defined by default],
+     [c_cv_have_nan_default],
+     AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <stdlib.h>
+ #include <math.h>
+ static double foo = NAN;
+ ]]],
+ [[[
+        if (isnan (foo))
+         return 0;
+        else
+       return 1;
+ ]]]
+       )],
+       [c_cv_have_nan_default="yes"],
+       [c_cv_have_nan_default="no"]
+     )
+   )
+   if test "x$c_cv_have_nan_default" = "xyes"
+   then
+     nan_type="default"
+   fi
+ fi
+ if test "x$nan_type" = "xnone"; then
+   AC_CACHE_CHECK([whether NAN is defined by __USE_ISOC99],
+     [c_cv_have_nan_isoc],
+     AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <stdlib.h>
+ #define __USE_ISOC99 1
+ #include <math.h>
+ static double foo = NAN;
+ ]]],
+ [[[
+        if (isnan (foo))
+         return 0;
+        else
+       return 1;
+ ]]]
+       )],
+       [c_cv_have_nan_isoc="yes"],
+       [c_cv_have_nan_isoc="no"]
+     )
+   )
+   if test "x$c_cv_have_nan_isoc" = "xyes"
+   then
+     nan_type="isoc99"
+   fi
+ fi
+ if test "x$nan_type" = "xnone"; then
+   SAVE_LDFLAGS=$LDFLAGS
+   LDFLAGS="$LDFLAGS -lm"
+   AC_CACHE_CHECK([whether NAN can be defined by 0/0],
+     [c_cv_have_nan_zero],
+     AC_RUN_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <stdlib.h>
+ #include <math.h>
+ #ifdef NAN
+ # undef NAN
+ #endif
+ #define NAN (0.0 / 0.0)
+ #ifndef isnan
+ # define isnan(f) ((f) != (f))
+ #endif
+ static double foo = NAN;
+ ]]],
+ [[[
+        if (isnan (foo))
+         return 0;
+        else
+       return 1;
+ ]]]
+       )],
+       [c_cv_have_nan_zero="yes"],
+       [c_cv_have_nan_zero="no"]
+     )
+   )
+   LDFLAGS=$SAVE_LDFLAGS
+   if test "x$c_cv_have_nan_zero" = "xyes"
+   then
+     nan_type="zero"
+   fi
+ fi
+ if test "x$nan_type" = "xdefault"; then
+   AC_DEFINE(NAN_STATIC_DEFAULT, 1,
+     [Define if NAN is defined by default and can initialize static variables.])
+ else if test "x$nan_type" = "xisoc99"; then
+   AC_DEFINE(NAN_STATIC_ISOC, 1,
+     [Define if NAN is defined by __USE_ISOC99 and can initialize static variables.])
+ else if test "x$nan_type" = "xzero"; then
+   AC_DEFINE(NAN_ZERO_ZERO, 1,
+     [Define if NAN can be defined as (0.0 / 0.0)])
+ else
+   AC_MSG_ERROR([Didn't find out how to statically initialize variables to NAN. Sorry.])
+ fi; fi; fi
+ AC_ARG_WITH(fp-layout, [AS_HELP_STRING([--with-fp-layout], [set the memory layout of doubles. For crosscompiling only.])],
+ [
+  if test "x$withval" = "xnothing"; then
+       fp_layout_type="nothing"
+  else if test "x$withval" = "xendianflip"; then
+       fp_layout_type="endianflip"
+  else if test "x$withval" = "xintswap"; then
+       fp_layout_type="intswap"
+  else
+       AC_MSG_ERROR([Invalid argument for --with-fp-layout. Valid arguments are: nothing, endianflip, intswap]);
+ fi; fi; fi
+ ],
+ [fp_layout_type="unknown"])
+ if test "x$fp_layout_type" = "xunknown"; then
+   AC_CACHE_CHECK([if doubles are stored in x86 representation],
+     [c_cv_fp_layout_need_nothing],
+     AC_RUN_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <stdlib.h>
+ #include <stdio.h>
+ #include <string.h>
+ #if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_INTTYPES_H
+ # include <inttypes.h>
+ #endif
+ #if HAVE_STDBOOL_H
+ # include <stdbool.h>
+ #endif
+ ]]],
+ [[[
+       uint64_t i0;
+       uint64_t i1;
+       uint8_t c[8];
+       double d;
+       d = 8.642135e130; 
+       memcpy ((void *) &i0, (void *) &d, 8);
+       i1 = i0;
+       memcpy ((void *) c, (void *) &i1, 8);
+       if ((c[0] == 0x2f) && (c[1] == 0x25)
+                       && (c[2] == 0xc0) && (c[3] == 0xc7)
+                       && (c[4] == 0x43) && (c[5] == 0x2b)
+                       && (c[6] == 0x1f) && (c[7] == 0x5b))
+               return (0);
+       else
+               return (1);
+ ]]]
+       )],
+       [c_cv_fp_layout_need_nothing="yes"],
+       [c_cv_fp_layout_need_nothing="no"]
+     )
+   )
+   if test "x$c_cv_fp_layout_need_nothing" = "xyes"; then
+     fp_layout_type="nothing"
+   fi
+ fi
+ if test "x$fp_layout_type" = "xunknown"; then
+   AC_CACHE_CHECK([if endianflip converts to x86 representation],
+     [c_cv_fp_layout_need_endianflip],
+     AC_RUN_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <stdlib.h>
+ #include <stdio.h>
+ #include <string.h>
+ #if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_INTTYPES_H
+ # include <inttypes.h>
+ #endif
+ #if HAVE_STDBOOL_H
+ # include <stdbool.h>
+ #endif
+ #define endianflip(A) ((((uint64_t)(A) & 0xff00000000000000LL) >> 56) | \
+                        (((uint64_t)(A) & 0x00ff000000000000LL) >> 40) | \
+                        (((uint64_t)(A) & 0x0000ff0000000000LL) >> 24) | \
+                        (((uint64_t)(A) & 0x000000ff00000000LL) >> 8)  | \
+                        (((uint64_t)(A) & 0x00000000ff000000LL) << 8)  | \
+                        (((uint64_t)(A) & 0x0000000000ff0000LL) << 24) | \
+                        (((uint64_t)(A) & 0x000000000000ff00LL) << 40) | \
+                        (((uint64_t)(A) & 0x00000000000000ffLL) << 56))
+ ]]],
+ [[[
+       uint64_t i0;
+       uint64_t i1;
+       uint8_t c[8];
+       double d;
+       d = 8.642135e130; 
+       memcpy ((void *) &i0, (void *) &d, 8);
+       i1 = endianflip (i0);
+       memcpy ((void *) c, (void *) &i1, 8);
+       if ((c[0] == 0x2f) && (c[1] == 0x25)
+                       && (c[2] == 0xc0) && (c[3] == 0xc7)
+                       && (c[4] == 0x43) && (c[5] == 0x2b)
+                       && (c[6] == 0x1f) && (c[7] == 0x5b))
+               return (0);
+       else
+               return (1);
+ ]]]
+       )],
+       [c_cv_fp_layout_need_endianflip="yes"],
+       [c_cv_fp_layout_need_endianflip="no"]
+     )
+   )
+   if test "x$c_cv_fp_layout_need_endianflip" = "xyes"; then
+     fp_layout_type="endianflip"
+   fi
+ fi
+ if test "x$fp_layout_type" = "xunknown"; then
+   AC_CACHE_CHECK([if intswap converts to x86 representation],
+     [c_cv_fp_layout_need_intswap],
+     AC_RUN_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <stdlib.h>
+ #include <stdio.h>
+ #include <string.h>
+ #if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_INTTYPES_H
+ # include <inttypes.h>
+ #endif
+ #if HAVE_STDBOOL_H
+ # include <stdbool.h>
+ #endif
+ #define intswap(A)    ((((uint64_t)(A) & 0xffffffff00000000LL) >> 32) | \
+                        (((uint64_t)(A) & 0x00000000ffffffffLL) << 32))
+ ]]],
+ [[[
+       uint64_t i0;
+       uint64_t i1;
+       uint8_t c[8];
+       double d;
+       d = 8.642135e130; 
+       memcpy ((void *) &i0, (void *) &d, 8);
+       i1 = intswap (i0);
+       memcpy ((void *) c, (void *) &i1, 8);
+       if ((c[0] == 0x2f) && (c[1] == 0x25)
+                       && (c[2] == 0xc0) && (c[3] == 0xc7)
+                       && (c[4] == 0x43) && (c[5] == 0x2b)
+                       && (c[6] == 0x1f) && (c[7] == 0x5b))
+               return (0);
+       else
+               return (1);
+ ]]]
+       )],
+       [c_cv_fp_layout_need_intswap="yes"],
+       [c_cv_fp_layout_need_intswap="no"]
+     )
+   )
+   if test "x$c_cv_fp_layout_need_intswap" = "xyes"; then
+     fp_layout_type="intswap"
+   fi
+ fi
+ if test "x$fp_layout_type" = "xnothing"; then
+   AC_DEFINE(FP_LAYOUT_NEED_NOTHING, 1,
+   [Define if doubles are stored in x86 representation.])
+ else if test "x$fp_layout_type" = "xendianflip"; then
+   AC_DEFINE(FP_LAYOUT_NEED_ENDIANFLIP, 1,
+   [Define if endianflip is needed to convert to x86 representation.])
+ else if test "x$fp_layout_type" = "xintswap"; then
+   AC_DEFINE(FP_LAYOUT_NEED_INTSWAP, 1,
+   [Define if intswap is needed to convert to x86 representation.])
+ else
+   AC_MSG_ERROR([Didn't find out how doubles are stored in memory. Sorry.])
+ fi; fi; fi
++# --with-useragent {{{
++AC_ARG_WITH(useragent, [AS_HELP_STRING([--with-useragent@<:@=AGENT@:>@], [User agent to use on http requests])],
++[
++    if test "x$withval" != "xno" && test "x$withval" != "xyes"
++    then
++        AC_DEFINE_UNQUOTED(COLLECTD_USERAGENT, ["$withval"], [User agent for http requests])
++    fi
++])
++
++# }}}
++
+ have_getfsstat="no"
+ AC_CHECK_FUNCS(getfsstat, [have_getfsstat="yes"])
+ have_getvfsstat="no"
+ AC_CHECK_FUNCS(getvfsstat, [have_getvfsstat="yes"])
+ have_listmntent="no"
+ AC_CHECK_FUNCS(listmntent, [have_listmntent="yes"])
+ have_getmntent="no"
+ AC_CHECK_FUNCS(getmntent, [have_getmntent="c"])
+ if test "x$have_getmntent" = "xno"; then
+       AC_CHECK_LIB(sun, getmntent, [have_getmntent="sun"])
+ fi
+ if test "x$have_getmntent" = "xno"; then
+       AC_CHECK_LIB(seq, getmntent, [have_getmntent="seq"])
+ fi
+ if test "x$have_getmntent" = "xno"; then
+       AC_CHECK_LIB(gen, getmntent, [have_getmntent="gen"])
+ fi
+ if test "x$have_getmntent" = "xc"; then
+       AC_CACHE_CHECK([whether getmntent takes one argument],
+               [c_cv_have_one_getmntent],
+               AC_COMPILE_IFELSE(
+                       [AC_LANG_PROGRAM(
+ [[[
+ #include "$srcdir/src/utils_mount.h"
+ ]]],
+ [[[
+ FILE *fh;
+ struct mntent *me;
+ fh = setmntent ("/etc/mtab", "r");
+ me = getmntent (fh);
+ ]]]
+                       )],
+                       [c_cv_have_one_getmntent="yes"],
+                       [c_cv_have_one_getmntent="no"]
+               )
+       )
+       AC_CACHE_CHECK([whether getmntent takes two arguments],
+               [c_cv_have_two_getmntent],
+               AC_COMPILE_IFELSE(
+                       [AC_LANG_PROGRAM(
+ [[[
+ #include "$srcdir/src/utils_mount.h"
+ ]]],
+ [[[
+                                FILE *fh;
+                                struct mnttab mt;
+                                int status;
+                                fh = fopen ("/etc/mnttab", "r");
+                                status = getmntent (fh, &mt);
+ ]]]
+                       )],
+                       [c_cv_have_two_getmntent="yes"],
+                       [c_cv_have_two_getmntent="no"]
+               )
+       )
+ fi
+ # Check for different versions of `getmntent' here..
+ if test "x$have_getmntent" = "xc"; then
+       if test "x$c_cv_have_one_getmntent" = "xyes"; then
+               AC_DEFINE(HAVE_ONE_GETMNTENT, 1,
+                         [Define if the function getmntent exists and takes one argument.])
+       fi
+       if test "x$c_cv_have_two_getmntent" = "xyes"; then
+               AC_DEFINE(HAVE_TWO_GETMNTENT, 1,
+                         [Define if the function getmntent exists and takes two arguments.])
+       fi
+ fi
+ if test "x$have_getmntent" = "xsun"; then
+       AC_DEFINE(HAVE_SUN_GETMNTENT, 1,
+                 [Define if the function getmntent exists. It's the version from libsun.])
+ fi
+ if test "x$have_getmntent" = "xseq"; then
+       AC_DEFINE(HAVE_SEQ_GETMNTENT, 1,
+                 [Define if the function getmntent exists. It's the version from libseq.])
+ fi
+ if test "x$have_getmntent" = "xgen"; then
+       AC_DEFINE(HAVE_GEN_GETMNTENT, 1,
+                 [Define if the function getmntent exists. It's the version from libgen.])
+ fi
+ # Check for htonll
+ AC_MSG_CHECKING([if have htonll defined])
+     have_htonll="no"
+     AC_LINK_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <sys/types.h>
+ #include <netinet/in.h>
+ #if HAVE_INTTYPES_H
+ # include <inttypes.h>
+ #endif
+ ]]],
+ [[[
+           return htonll(0);
+ ]]]
+     )],
+     [
+       have_htonll="yes"
+       AC_DEFINE(HAVE_HTONLL, 1, [Define if the function htonll exists.])
+     ])
+  
+ AC_MSG_RESULT([$have_htonll])
+ # Check for structures
+ AC_CHECK_MEMBERS([struct if_data.ifi_ibytes, struct if_data.ifi_opackets, struct if_data.ifi_ierrors],
+       [AC_DEFINE(HAVE_STRUCT_IF_DATA, 1, [Define if struct if_data exists and is usable.])],
+       [],
+       [
+       #include <sys/types.h>
+       #include <sys/socket.h>
+       #include <net/if.h>
+       ])
+ AC_CHECK_MEMBERS([struct net_device_stats.rx_bytes, struct net_device_stats.tx_packets, struct net_device_stats.rx_errors],
+       [AC_DEFINE(HAVE_STRUCT_NET_DEVICE_STATS, 1, [Define if struct net_device_stats exists and is usable.])],
+       [],
+       [
+       #include <sys/types.h>
+       #include <sys/socket.h>
+       #include <linux/if.h>
+       #include <linux/netdevice.h>
+       ])
+ AC_CHECK_MEMBERS([struct ip_mreqn.imr_ifindex], [],
+       [],
+       [
+       #include <netinet/in.h>
+       #include <net/if.h>
+       ])
+ AC_CHECK_MEMBERS([struct kinfo_proc.ki_pid, struct kinfo_proc.ki_rssize, struct kinfo_proc.ki_rusage],
+       [
+               AC_DEFINE(HAVE_STRUCT_KINFO_PROC_FREEBSD, 1,
+                       [Define if struct kinfo_proc exists in the FreeBSD variant.])
+               have_struct_kinfo_proc_freebsd="yes"
+       ],
+       [
+               have_struct_kinfo_proc_freebsd="no"
+       ],
+       [
+ #include <kvm.h>
+ #include <sys/param.h>
+ #include <sys/sysctl.h>
+ #include <sys/user.h>
+       ])
+ AC_CHECK_MEMBERS([struct kinfo_proc.kp_proc, struct kinfo_proc.kp_eproc],
+       [
+               AC_DEFINE(HAVE_STRUCT_KINFO_PROC_OPENBSD, 1,
+                       [Define if struct kinfo_proc exists in the OpenBSD variant.])
+               have_struct_kinfo_proc_openbsd="yes"
+       ],
+       [
+               have_struct_kinfo_proc_openbsd="no"
+       ],
+       [
+ #include <sys/param.h>
+ #include <sys/sysctl.h>
+ #include <kvm.h>
+       ])
+ AC_CHECK_MEMBERS([struct udphdr.uh_dport, struct udphdr.uh_sport], [], [],
+ [#define _BSD_SOURCE
+ #if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ #if HAVE_NETINET_IP_H
+ # include <netinet/ip.h>
+ #endif
+ #if HAVE_NETINET_UDP_H
+ # include <netinet/udp.h>
+ #endif
+ ])
+ AC_CHECK_MEMBERS([struct udphdr.dest, struct udphdr.source], [], [],
+ [#define _BSD_SOURCE
+ #if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_SYS_TYPES_H
+ # include <sys/types.h>
+ #endif
+ #if HAVE_NETINET_IN_SYSTM_H
+ # include <netinet/in_systm.h>
+ #endif
+ #if HAVE_NETINET_IN_H
+ # include <netinet/in.h>
+ #endif
+ #if HAVE_NETINET_IP_H
+ # include <netinet/ip.h>
+ #endif
+ #if HAVE_NETINET_UDP_H
+ # include <netinet/udp.h>
+ #endif
+ ])
+ AC_CHECK_MEMBERS([kstat_io_t.nwritten, kstat_io_t.writes, kstat_io_t.nwrites, kstat_io_t.wtime],
+       [],
+       [],
+       [
+ #if HAVE_KSTAT_H
+ # include <kstat.h>
+ #endif
+       ])
+ #
+ # Checks for libraries begin here
+ #
+ with_libresolv="yes"
+ AC_CHECK_LIB(resolv, res_search,
+ [
+       AC_DEFINE(HAVE_LIBRESOLV, 1, [Define to 1 if you have the 'resolv' library (-lresolv).])
+ ],
+ [with_libresolv="no"])
+ AM_CONDITIONAL(BUILD_WITH_LIBRESOLV, test "x$with_libresolv" = "xyes")
+ dnl Check for HAL (hardware abstraction library)
+ with_libhal="yes"
+ AC_CHECK_LIB(hal,libhal_device_property_exists,
+            [AC_DEFINE(HAVE_LIBHAL, 1, [Define to 1 if you have 'hal' library])],
+            [with_libhal="no"])
+ if test "x$with_libhal" = "xyes"; then
+       if test "x$PKG_CONFIG" != "x"; then
+               BUILD_WITH_LIBHAL_CFLAGS="`pkg-config --cflags hal`"
+               BUILD_WITH_LIBHAL_LIBS="`pkg-config --libs hal`"
+               AC_SUBST(BUILD_WITH_LIBHAL_CFLAGS)
+               AC_SUBST(BUILD_WITH_LIBHAL_LIBS)
+       fi
+ fi
+ m4_divert_once([HELP_WITH], [
+ collectd additional packages:])
+ AM_CONDITIONAL([BUILD_FREEBSD],[test "x$x$ac_system" = "xFreeBSD"])
+ AM_CONDITIONAL([BUILD_AIX],[test "x$x$ac_system" = "xAIX"]) 
+ if test "x$ac_system" = "xAIX"
+ then
+       with_perfstat="yes"
+       with_procinfo="yes"
+ else
+       with_perfstat="no (AIX only)"
+       with_procinfo="no (AIX only)"
+ fi
+ if test "x$with_perfstat" = "xyes"
+ then
+       AC_CHECK_LIB(perfstat, perfstat_reset, [with_perfstat="yes"], [with_perfstat="no (perfstat not found)"], [])
+ #     AC_CHECK_HEADERS(sys/protosw.h libperfstat.h,, [with_perfstat="no (perfstat not found)"])
+ fi
+ if test "x$with_perfstat" = "xyes"
+ then
+        AC_DEFINE(HAVE_PERFSTAT, 1, [Define to 1 if you have the 'perfstat' library (-lperfstat)])
+        # struct members pertaining to donation have been added to libperfstat somewhere between AIX5.3ML5 and AIX5.3ML9
+        AC_CHECK_MEMBER([perfstat_partition_type_t.b.donate_enabled], [], [], [[#include <libperfstat.h]])
+        if test "x$av_cv_member_perfstat_partition_type_t_b_donate_enabled" = "xyes"
+        then
+               AC_DEFINE(PERFSTAT_SUPPORTS_DONATION, 1, [Define to 1 if your version of the 'perfstat' library supports donation])
+        fi
+ fi
+ AM_CONDITIONAL(BUILD_WITH_PERFSTAT, test "x$with_perfstat" = "xyes")
+ # Processes plugin under AIX.
+ if test "x$with_procinfo" = "xyes"
+ then
+       AC_CHECK_HEADERS(procinfo.h,, [with_procinfo="no (procinfo.h not found)"])
+ fi
+ if test "x$with_procinfo" = "xyes"
+ then
+        AC_DEFINE(HAVE_PROCINFO_H, 1, [Define to 1 if you have the procinfo.h])
+ fi
+ if test "x$ac_system" = "xSolaris"
+ then
+       with_kstat="yes"
+       with_devinfo="yes"
+ else
+       with_kstat="no (Solaris only)"
+       with_devinfo="no (Solaris only)"
+ fi
+ if test "x$with_kstat" = "xyes"
+ then
+       AC_CHECK_LIB(kstat, kstat_open, [with_kstat="yes"], [with_kstat="no (libkstat not found)"], [])
+ fi
+ if test "x$with_kstat" = "xyes"
+ then
+       AC_CHECK_LIB(devinfo, di_init, [with_devinfo="yes"], [with_devinfo="no (not found)"], [])
+       AC_CHECK_HEADERS(kstat.h,, [with_kstat="no (kstat.h not found)"])
+ fi
+ if test "x$with_kstat" = "xyes"
+ then
+       AC_DEFINE(HAVE_LIBKSTAT, 1,
+                 [Define to 1 if you have the 'kstat' library (-lkstat)])
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBKSTAT, test "x$with_kstat" = "xyes")
+ AM_CONDITIONAL(BUILD_WITH_LIBDEVINFO, test "x$with_devinfo" = "xyes")
+ with_libiokit="no"
+ if test "x$ac_system" = "xDarwin"
+ then
+       with_libiokit="yes"
+ else
+       with_libiokit="no"
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBIOKIT, test "x$with_libiokit" = "xyes")
+ with_libkvm="no"
+ AC_CHECK_LIB(kvm, kvm_getprocs, [with_kvm_getprocs="yes"], [with_kvm_getprocs="no"])
+ if test "x$with_kvm_getprocs" = "xyes"
+ then
+       AC_DEFINE(HAVE_LIBKVM_GETPROCS, 1,
+                 [Define to 1 if you have the 'kvm' library with the 'kvm_getprocs' symbol (-lkvm)])
+       with_libkvm="yes"
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBKVM_GETPROCS, test "x$with_kvm_getprocs" = "xyes")
+ AC_CHECK_LIB(kvm, kvm_getswapinfo, [with_kvm_getswapinfo="yes"], [with_kvm_getswapinfo="no"])
+ if test "x$with_kvm_getswapinfo" = "xyes"
+ then
+       AC_DEFINE(HAVE_LIBKVM_GETSWAPINFO, 1,
+                 [Define to 1 if you have the 'kvm' library with the 'kvm_getswapinfo' symbol (-lkvm)])
+       with_libkvm="yes"
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBKVM_GETSWAPINFO, test "x$with_kvm_getswapinfo" = "xyes")
+ AC_CHECK_LIB(kvm, kvm_nlist, [with_kvm_nlist="yes"], [with_kvm_nlist="no"])
+ if test "x$with_kvm_nlist" = "xyes"
+ then
+       AC_CHECK_HEADERS(bsd/nlist.h nlist.h)
+       AC_DEFINE(HAVE_LIBKVM_NLIST, 1,
+                 [Define to 1 if you have the 'kvm' library with the 'kvm_nlist' symbol (-lkvm)])
+       with_libkvm="yes"
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBKVM_NLIST, test "x$with_kvm_nlist" = "xyes")
+ AC_CHECK_LIB(kvm, kvm_openfiles, [with_kvm_openfiles="yes"], [with_kvm_openfiles="no"])
+ if test "x$with_kvm_openfiles" = "xyes"
+ then
+       AC_DEFINE(HAVE_LIBKVM_NLIST, 1,
+                 [Define to 1 if you have the 'kvm' library with the 'kvm_openfiles' symbol (-lkvm)])
+       with_libkvm="yes"
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBKVM_OPENFILES, test "x$with_kvm_openfiles" = "xyes")
+ # --with-libaquaero5 {{{
+ AC_ARG_WITH(libaquaero5, [AS_HELP_STRING([--with-libaquaero5@<:@=PREFIX@:>@], [Path to aquatools-ng source code.])],
+ [
+  if test "x$withval" = "xyes"
+  then
+        with_libaquaero5="yes"
+  else if test "x$withval" = "xno"
+  then
+        with_libaquaero5="no"
+  else
+        with_libaquaero5="yes"
+        LIBAQUAERO5_CFLAGS="$LIBAQUAERO5_CFLAGS -I$withval/src"
+        LIBAQUAERO5_LDFLAGS="$LIBAQUAERO5_LDFLAGS -L$withval/obj"
+  fi; fi
+ ],
+ [with_libaquaero5="yes"])
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $LIBAQUAERO5_CFLAGS"
+ LDFLAGS="$LDFLAGS $LIBAQUAERO5_LDFLAGS"
+ if test "x$with_libaquaero5" = "xyes"
+ then
+       if test "x$LIBAQUAERO5_CFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([libaquaero5 CPPFLAGS: $LIBAQUAERO5_CFLAGS])
+       fi
+       AC_CHECK_HEADERS(libaquaero5.h,
+       [with_libaquaero5="yes"],
+       [with_libaquaero5="no (libaquaero5.h not found)"])
+ fi
+ if test "x$with_libaquaero5" = "xyes"
+ then
+       if test "x$LIBAQUAERO5_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([libaquaero5 LDFLAGS: $LIBAQUAERO5_LDFLAGS])
+       fi
+       AC_CHECK_LIB(aquaero5, libaquaero5_poll,
+       [with_libaquaero5="yes"],
+       [with_libaquaero5="no (symbol 'libaquaero5_poll' not found)"])
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ if test "x$with_libaquaero5" = "xyes"
+ then
+       BUILD_WITH_LIBAQUAERO5_CFLAGS="$LIBAQUAERO5_CFLAGS"
+       BUILD_WITH_LIBAQUAERO5_LDFLAGS="$LIBAQUAERO5_LDFLAGS"
+       AC_SUBST(BUILD_WITH_LIBAQUAERO5_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBAQUAERO5_LDFLAGS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBAQUAERO5, test "x$with_libaquaero5" = "xyes")
+ # }}}
+ # --with-libcredis {{{
+ AC_ARG_WITH(libcredis, [AS_HELP_STRING([--with-libcredis@<:@=PREFIX@:>@], [Path to libcredis.])],
+ [
+  if test "x$withval" = "xyes"
+  then
+        with_libcredis="yes"
+  else if test "x$withval" = "xno"
+  then
+        with_libcredis="no"
+  else
+        with_libcredis="yes"
+        LIBCREDIS_CPPFLAGS="$LIBCREDIS_CPPFLAGS -I$withval/include"
+        LIBCREDIS_LDFLAGS="$LIBCREDIS_LDFLAGS -L$withval/lib"
+  fi; fi
+ ],
+ [with_libcredis="yes"])
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $LIBCREDIS_CPPFLAGS"
+ LDFLAGS="$LDFLAGS $LIBCREDIS_LDFLAGS"
+ if test "x$with_libcredis" = "xyes"
+ then
+       if test "x$LIBCREDIS_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([libcredis CPPFLAGS: $LIBCREDIS_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(credis.h,
+       [with_libcredis="yes"],
+       [with_libcredis="no (credis.h not found)"])
+ fi
+ if test "x$with_libcredis" = "xyes"
+ then
+       if test "x$LIBCREDIS_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([libcredis LDFLAGS: $LIBCREDIS_LDFLAGS])
+       fi
+       AC_CHECK_LIB(credis, credis_info,
+       [with_libcredis="yes"],
+       [with_libcredis="no (symbol 'credis_info' not found)"])
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ if test "x$with_libcredis" = "xyes"
+ then
+       BUILD_WITH_LIBCREDIS_CPPFLAGS="$LIBCREDIS_CPPFLAGS"
+       BUILD_WITH_LIBCREDIS_LDFLAGS="$LIBCREDIS_LDFLAGS"
+       AC_SUBST(BUILD_WITH_LIBCREDIS_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBCREDIS_LDFLAGS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBCREDIS, test "x$with_libcredis" = "xyes")
+ # }}}
+ # --with-libcurl {{{
+ with_curl_config="curl-config"
+ with_curl_cflags=""
+ with_curl_libs=""
+ AC_ARG_WITH(libcurl, [AS_HELP_STRING([--with-libcurl@<:@=PREFIX@:>@], [Path to libcurl.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_libcurl="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libcurl="yes"
+       else
+               if test -f "$withval" && test -x "$withval"
+               then
+                       with_curl_config="$withval"
+                       with_libcurl="yes"
+               else if test -x "$withval/bin/curl-config"
+               then
+                       with_curl_config="$withval/bin/curl-config"
+                       with_libcurl="yes"
+               fi; fi
+               with_libcurl="yes"
+       fi; fi
+ ],
+ [
+       with_libcurl="yes"
+ ])
+ if test "x$with_libcurl" = "xyes"
+ then
+       with_curl_cflags=`$with_curl_config --cflags 2>/dev/null`
+       curl_config_status=$?
+       if test $curl_config_status -ne 0
+       then
+               with_libcurl="no ($with_curl_config failed)"
+       else
+               SAVE_CPPFLAGS="$CPPFLAGS"
+               CPPFLAGS="$CPPFLAGS $with_curl_cflags"
+               AC_CHECK_HEADERS(curl/curl.h, [], [with_libcurl="no (curl/curl.h not found)"], [])
+               CPPFLAGS="$SAVE_CPPFLAGS"
+       fi
+ fi
+ if test "x$with_libcurl" = "xyes"
+ then
+       with_curl_libs=`$with_curl_config --libs 2>/dev/null`
+       curl_config_status=$?
+       if test $curl_config_status -ne 0
+       then
+               with_libcurl="no ($with_curl_config failed)"
+       else
+               AC_CHECK_LIB(curl, curl_easy_init,
+                [with_libcurl="yes"],
+                [with_libcurl="no (symbol 'curl_easy_init' not found)"],
+                [$with_curl_libs])
+       fi
+ fi
+ if test "x$with_libcurl" = "xyes"
+ then
+       BUILD_WITH_LIBCURL_CFLAGS="$with_curl_cflags"
+       BUILD_WITH_LIBCURL_LIBS="$with_curl_libs"
+       AC_SUBST(BUILD_WITH_LIBCURL_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBCURL_LIBS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBCURL, test "x$with_libcurl" = "xyes")
+ # }}}
+ # --with-libdbi {{{
+ with_libdbi_cppflags=""
+ with_libdbi_ldflags=""
+ AC_ARG_WITH(libdbi, [AS_HELP_STRING([--with-libdbi@<:@=PREFIX@:>@], [Path to libdbi.])],
+ [
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               with_libdbi_cppflags="-I$withval/include"
+               with_libdbi_ldflags="-L$withval/lib"
+               with_libdbi="yes"
+       else
+               with_libdbi="$withval"
+       fi
+ ],
+ [
+       with_libdbi="yes"
+ ])
+ if test "x$with_libdbi" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libdbi_cppflags"
+       AC_CHECK_HEADERS(dbi/dbi.h, [with_libdbi="yes"], [with_libdbi="no (dbi/dbi.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libdbi" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libdbi_cppflags"
+       LDFLAGS="$LDFLAGS $with_libdbi_ldflags"
+       AC_CHECK_LIB(dbi, dbi_initialize, [with_libdbi="yes"], [with_libdbi="no (Symbol 'dbi_initialize' not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libdbi" = "xyes"
+ then
+       BUILD_WITH_LIBDBI_CPPFLAGS="$with_libdbi_cppflags"
+       BUILD_WITH_LIBDBI_LDFLAGS="$with_libdbi_ldflags"
+       BUILD_WITH_LIBDBI_LIBS="-ldbi"
+       AC_SUBST(BUILD_WITH_LIBDBI_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBDBI_LDFLAGS)
+       AC_SUBST(BUILD_WITH_LIBDBI_LIBS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBDBI, test "x$with_libdbi" = "xyes")
+ # }}}
+ # --with-libesmtp {{{
+ AC_ARG_WITH(libesmtp, [AS_HELP_STRING([--with-libesmtp@<:@=PREFIX@:>@], [Path to libesmtp.])],
+ [
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               LDFLAGS="$LDFLAGS -L$withval/lib"
+               CPPFLAGS="$CPPFLAGS -I$withval/include -D_THREAD_SAFE"
+               with_libesmtp="yes"
+       else
+               with_libesmtp="$withval"
+       fi
+ ],
+ [
+       with_libesmtp="yes"
+ ])
+ if test "x$with_libesmtp" = "xyes"
+ then
+       AC_CHECK_LIB(esmtp, smtp_create_session,
+       [
+               AC_DEFINE(HAVE_LIBESMTP, 1, [Define to 1 if you have the esmtp library (-lesmtp).])
+       ], [with_libesmtp="no (libesmtp not found)"])
+ fi
+ if test "x$with_libesmtp" = "xyes"
+ then
+       AC_CHECK_HEADERS(libesmtp.h,
+       [
+               AC_DEFINE(HAVE_LIBESMTP_H, 1, [Define to 1 if you have the <libesmtp.h> header file.])
+       ], [with_libesmtp="no (libesmtp.h not found)"])
+ fi
+ if test "x$with_libesmtp" = "xyes"
+ then
+       collect_libesmtp=1
+ else
+       collect_libesmtp=0
+ fi
+ AC_DEFINE_UNQUOTED(COLLECT_LIBESMTP, [$collect_libesmtp],
+       [Wether or not to use the esmtp library])
+ AM_CONDITIONAL(BUILD_WITH_LIBESMTP, test "x$with_libesmtp" = "xyes")
+ # }}}
+ # --with-libganglia {{{
+ AC_ARG_WITH(libganglia, [AS_HELP_STRING([--with-libganglia@<:@=PREFIX@:>@], [Path to libganglia.])],
+ [
+  if test -f "$withval" && test -x "$withval"
+  then
+        with_libganglia_config="$withval"
+        with_libganglia="yes"
+  else if test -f "$withval/bin/ganglia-config" && test -x "$withval/bin/ganglia-config"
+  then
+        with_libganglia_config="$withval/bin/ganglia-config"
+        with_libganglia="yes"
+  else if test -d "$withval"
+  then
+        GANGLIA_CPPFLAGS="-I$withval/include"
+        GANGLIA_LDFLAGS="-L$withval/lib"
+        with_libganglia="yes"
+  else
+        with_libganglia_config="ganglia-config"
+        with_libganglia="$withval"
+  fi; fi; fi
+ ],
+ [
+  with_libganglia_config="ganglia-config"
+  with_libganglia="yes"
+ ])
+ if test "x$with_libganglia" = "xyes" && test "x$with_libganglia_config" != "x"
+ then
+       if test "x$GANGLIA_CPPFLAGS" = "x"
+       then
+               GANGLIA_CPPFLAGS=`"$with_libganglia_config" --cflags 2>/dev/null`
+       fi
+       if test "x$GANGLIA_LDFLAGS" = "x"
+       then
+               GANGLIA_LDFLAGS=`"$with_libganglia_config" --ldflags 2>/dev/null`
+       fi
+       if test "x$GANGLIA_LIBS" = "x"
+       then
+               GANGLIA_LIBS=`"$with_libganglia_config" --libs 2>/dev/null`
+       fi
+ fi
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $GANGLIA_CPPFLAGS"
+ LDFLAGS="$LDFLAGS $GANGLIA_LDFLAGS"
+ if test "x$with_libganglia" = "xyes"
+ then
+       AC_CHECK_HEADERS(gm_protocol.h,
+       [
+               AC_DEFINE(HAVE_GM_PROTOCOL_H, 1,
+                         [Define to 1 if you have the <gm_protocol.h> header file.])
+       ], [with_libganglia="no (gm_protocol.h not found)"])
+ fi
+ if test "x$with_libganglia" = "xyes"
+ then
+       AC_CHECK_LIB(ganglia, xdr_Ganglia_value_msg,
+       [
+               AC_DEFINE(HAVE_LIBGANGLIA, 1,
+                         [Define to 1 if you have the ganglia library (-lganglia).])
+       ], [with_libganglia="no (symbol xdr_Ganglia_value_msg not found)"])
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ AC_SUBST(GANGLIA_CPPFLAGS)
+ AC_SUBST(GANGLIA_LDFLAGS)
+ AC_SUBST(GANGLIA_LIBS)
+ AM_CONDITIONAL(BUILD_WITH_LIBGANGLIA, test "x$with_libganglia" = "xyes")
+ # }}}
+ # --with-libgcrypt {{{
+ GCRYPT_CPPFLAGS="$GCRYPT_CPPFLAGS"
+ GCRYPT_LDFLAGS="$GCRYPT_LDFLAGS"
+ GCRYPT_LIBS="$GCRYPT_LIBS"
+ AC_ARG_WITH(libgcrypt, [AS_HELP_STRING([--with-libgcrypt@<:@=PREFIX@:>@], [Path to libgcrypt.])],
+ [
+  if test -f "$withval" && test -x "$withval"
+  then
+        with_libgcrypt_config="$withval"
+        with_libgcrypt="yes"
+  else if test -f "$withval/bin/gcrypt-config" && test -x "$withval/bin/gcrypt-config"
+  then
+        with_libgcrypt_config="$withval/bin/gcrypt-config"
+        with_libgcrypt="yes"
+  else if test -d "$withval"
+  then
+        GCRYPT_CPPFLAGS="$GCRYPT_CPPFLAGS -I$withval/include"
+        GCRYPT_LDFLAGS="$GCRYPT_LDFLAGS -L$withval/lib"
+        with_libgcrypt="yes"
+  else
+        with_libgcrypt_config="gcrypt-config"
+        with_libgcrypt="$withval"
+  fi; fi; fi
+ ],
+ [
+  with_libgcrypt_config="libgcrypt-config"
+  with_libgcrypt="yes"
+ ])
+ if test "x$with_libgcrypt" = "xyes" && test "x$with_libgcrypt_config" != "x"
+ then
+       if test "x$GCRYPT_CPPFLAGS" = "x"
+       then
+               GCRYPT_CPPFLAGS=`"$with_libgcrypt_config" --cflags 2>/dev/null`
+       fi
+       if test "x$GCRYPT_LDFLAGS" = "x"
+       then
+               gcrypt_exec_prefix=`"$with_libgcrypt_config" --exec-prefix 2>/dev/null`
+               GCRYPT_LDFLAGS="-L$gcrypt_exec_prefix/lib"
+       fi
+       if test "x$GCRYPT_LIBS" = "x"
+       then
+               GCRYPT_LIBS=`"$with_libgcrypt_config" --libs 2>/dev/null`
+       fi
+ fi
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $GCRYPT_CPPFLAGS"
+ LDFLAGS="$LDFLAGS $GCRYPT_LDFLAGS"
+ if test "x$with_libgcrypt" = "xyes"
+ then
+       if test "x$GCRYPT_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([gcrypt CPPFLAGS: $GCRYPT_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(gcrypt.h,
+               [with_libgcrypt="yes"],
+               [with_libgcrypt="no (gcrypt.h not found)"])
+ fi
+ if test "x$with_libgcrypt" = "xyes"
+ then
+       if test "x$GCRYPT_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([gcrypt LDFLAGS: $GCRYPT_LDFLAGS])
+       fi
+       AC_CHECK_LIB(gcrypt, gcry_md_hash_buffer,
+               [with_libgcrypt="yes"],
+               [with_libgcrypt="no (symbol gcry_md_hash_buffer not found)"])
+       if test "$with_libgcrypt" != "no"; then
+               AM_PATH_LIBGCRYPT(1:1.2.0,,with_libgcrypt="no (version 1.2.0+ required)")
+               GCRYPT_CPPFLAGS="$LIBGCRYPT_CPPFLAGS $LIBGCRYPT_CFLAGS"
+               GCRYPT_LIBS="$LIBGCRYPT_LIBS"
+       fi
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ if test "x$with_libgcrypt" = "xyes"
+ then
+       AC_DEFINE(HAVE_LIBGCRYPT, 1, [Define to 1 if you have the gcrypt library (-lgcrypt).])
+ fi
+ AC_SUBST(GCRYPT_CPPFLAGS)
+ AC_SUBST(GCRYPT_LDFLAGS)
+ AC_SUBST(GCRYPT_LIBS)
+ AM_CONDITIONAL(BUILD_WITH_LIBGCRYPT, test "x$with_libgcrypt" = "xyes")
+ # }}}
+ # --with-libiptc {{{
+ AC_ARG_WITH(libiptc, [AS_HELP_STRING([--with-libiptc@<:@=PREFIX@:>@], [Path to libiptc.])],
+ [
+       if test "x$withval" = "xshipped"
+       then
+               with_libiptc="own"
+       else if test "x$withval" = "xyes"
+       then
+               with_libiptc="pkgconfig"
+       else if test "x$withval" = "xno"
+       then
+               with_libiptc="no"
+       else
+               with_libiptc="yes"
+               with_libiptc_cflags="-I$withval/include"
+               with_libiptc_libs="-L$withval/lib"
+       fi; fi; fi
+ ],
+ [
+       if test "x$ac_system" = "xLinux"
+       then
+               with_libiptc="pkgconfig"
+       else
+               with_libiptc="no (Linux only)"
+       fi
+ ])
+ if test "x$with_libiptc" = "xpkgconfig" && test "x$PKG_CONFIG" = "x"
+ then
+       with_libiptc="no (Don't have pkg-config)"
+ fi
+ if test "x$with_libiptc" = "xpkgconfig"
+ then
+       $PKG_CONFIG --exists 'libiptc' 2>/dev/null
+       if test $? -ne 0
+       then
+               with_libiptc="no (pkg-config doesn't know libiptc)"
+       fi
+ fi
+ if test "x$with_libiptc" = "xpkgconfig"
+ then
+       with_libiptc_cflags="`$PKG_CONFIG --cflags 'libiptc'`"
+       if test $? -ne 0
+       then
+               with_libiptc="no ($PKG_CONFIG failed)"
+       fi
+       with_libiptc_libs="`$PKG_CONFIG --libs 'libiptc'`"
+       if test $? -ne 0
+       then
+               with_libiptc="no ($PKG_CONFIG failed)"
+       fi
+ fi
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ CPPFLAGS="$CPPFLAGS $with_libiptc_cflags"
+ # check whether the header file for libiptc is available.
+ if test "x$with_libiptc" = "xpkgconfig"
+ then
+       AC_CHECK_HEADERS(libiptc/libiptc.h libiptc/libip6tc.h, ,
+                       [with_libiptc="no (header file missing)"])
+ fi
+ # If the header file is available, check for the required type declaractions.
+ # They may be missing in old versions of libiptc. In that case, they will be
+ # declared in the iptables plugin.
+ if test "x$with_libiptc" = "xpkgconfig"
+ then
+       AC_CHECK_TYPES([iptc_handle_t, ip6tc_handle_t], [], [])
+ fi
+ # Check for the iptc_init symbol in the library.
+ # This could be in iptc or ip4tc
+ if test "x$with_libiptc" = "xpkgconfig"
+ then
+       SAVE_LIBS="$LIBS"
+       AC_SEARCH_LIBS(iptc_init, [iptc ip4tc],
+                       [with_libiptc="pkgconfig"],
+                       [with_libiptc="no"],
+                       [$with_libiptc_libs])
+       LIBS="$SAVE_LIBS"
+ fi
+ if test "x$with_libiptc" = "xpkgconfig"
+ then
+       with_libiptc="yes"
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ if test "x$with_libiptc" = "xown"
+ then
+       with_libiptc_cflags=""
+       with_libiptc_libs=""
+ fi
+ if test "x$with_libiptc" = "xown"
+ then
+       AC_CHECK_HEADERS(linux/netfilter_ipv4/ip_tables.h linux/netfilter_ipv6/ip6_tables.h linux/netfilter/x_tables.h, [],
+       [
+               with_libiptc="no (Linux iptables headers not found)"
+       ],
+       [
+ #include "$srcdir/src/owniptc/ipt_kernel_headers.h"
+       ])
+ fi
+ AM_CONDITIONAL(BUILD_WITH_OWN_LIBIPTC, test "x$with_libiptc" = "xown")
+ if test "x$with_libiptc" = "xown"
+ then
+       AC_DEFINE(OWN_LIBIPTC, 1, [Define to 1 if we use the shipped iptc library.])
+       with_libiptc="yes"
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBIPTC, test "x$with_libiptc" = "xyes")
+ if test "x$with_libiptc" = "xyes"
+ then
+       BUILD_WITH_LIBIPTC_CPPFLAGS="$with_libiptc_cflags"
+       BUILD_WITH_LIBIPTC_LDFLAGS="$with_libiptc_libs"
+       AC_SUBST(BUILD_WITH_LIBIPTC_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBIPTC_LDFLAGS)
+ fi
+ # }}}
+ # --with-java {{{
+ with_java_home="$JAVA_HOME"
+ with_java_vmtype="client"
+ with_java_cflags=""
+ with_java_libs=""
+ JAVAC="$JAVAC"
+ JAR="$JAR"
+ AC_ARG_WITH(java, [AS_HELP_STRING([--with-java@<:@=PREFIX@:>@], [Path to Java home.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_java="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_java="yes"
+       else
+               with_java_home="$withval"
+               with_java="yes"
+       fi; fi
+ ],
+ [with_java="yes"])
+ if test "x$with_java" = "xyes"
+ then
+       if test -d "$with_java_home"
+       then
+               AC_MSG_CHECKING([for jni.h])
+               TMPVAR=`find "$with_java_home" -name jni.h -type f -exec 'dirname' '{}' ';' 2>/dev/null | head -n 1`
+               if test "x$TMPVAR" != "x"
+               then
+                       AC_MSG_RESULT([found in $TMPVAR])
+                       JAVA_CPPFLAGS="$JAVA_CPPFLAGS -I$TMPVAR"
+               else
+                       AC_MSG_RESULT([not found])
+               fi
+               AC_MSG_CHECKING([for jni_md.h])
+               TMPVAR=`find "$with_java_home" -name jni_md.h -type f -exec 'dirname' '{}' ';' 2>/dev/null | head -n 1`
+               if test "x$TMPVAR" != "x"
+               then
+                       AC_MSG_RESULT([found in $TMPVAR])
+                       JAVA_CPPFLAGS="$JAVA_CPPFLAGS -I$TMPVAR"
+               else
+                       AC_MSG_RESULT([not found])
+               fi
+               AC_MSG_CHECKING([for libjvm.so])
+               TMPVAR=`find "$with_java_home" -name libjvm.so -type f -exec 'dirname' '{}' ';' 2>/dev/null | head -n 1`
+               if test "x$TMPVAR" != "x"
+               then
+                       AC_MSG_RESULT([found in $TMPVAR])
+                       JAVA_LDFLAGS="$JAVA_LDFLAGS -L$TMPVAR -Wl,-rpath -Wl,$TMPVAR"
+               else
+                       AC_MSG_RESULT([not found])
+               fi
+               if test "x$JAVAC" = "x"
+               then
+                       AC_MSG_CHECKING([for javac])
+                       TMPVAR=`find "$with_java_home" -name javac -type f 2>/dev/null | head -n 1`
+                       if test "x$TMPVAR" != "x"
+                       then
+                               JAVAC="$TMPVAR"
+                               AC_MSG_RESULT([$JAVAC])
+                       else
+                               AC_MSG_RESULT([not found])
+                       fi
+               fi
+               if test "x$JAR" = "x"
+               then
+                       AC_MSG_CHECKING([for jar])
+                       TMPVAR=`find "$with_java_home" -name jar -type f 2>/dev/null | head -n 1`
+                       if test "x$TMPVAR" != "x"
+                       then
+                               JAR="$TMPVAR"
+                               AC_MSG_RESULT([$JAR])
+                       else
+                               AC_MSG_RESULT([not found])
+                       fi
+               fi
+       else if test "x$with_java_home" != "x"
+       then
+               AC_MSG_WARN([JAVA_HOME: No such directory: $with_java_home])
+       fi; fi
+ fi
+ if test "x$JAVA_CPPFLAGS" != "x"
+ then
+       AC_MSG_NOTICE([Building with JAVA_CPPFLAGS set to: $JAVA_CPPFLAGS])
+ fi
+ if test "x$JAVA_CFLAGS" != "x"
+ then
+       AC_MSG_NOTICE([Building with JAVA_CFLAGS set to: $JAVA_CFLAGS])
+ fi
+ if test "x$JAVA_LDFLAGS" != "x"
+ then
+       AC_MSG_NOTICE([Building with JAVA_LDFLAGS set to: $JAVA_LDFLAGS])
+ fi
+ if test "x$JAVAC" = "x"
+ then
+       with_javac_path="$PATH"
+       if test "x$with_java_home" != "x"
+       then
+               with_javac_path="$with_java_home:with_javac_path"
+               if test -d "$with_java_home/bin"
+               then
+                       with_javac_path="$with_java_home/bin:with_javac_path"
+               fi
+       fi
+       AC_PATH_PROG(JAVAC, javac, [], "$with_javac_path")
+ fi
+ if test "x$JAVAC" = "x"
+ then
+       with_java="no (javac not found)"
+ fi
+ if test "x$JAR" = "x"
+ then
+       with_jar_path="$PATH"
+       if test "x$with_java_home" != "x"
+       then
+               with_jar_path="$with_java_home:$with_jar_path"
+               if test -d "$with_java_home/bin"
+               then
+                       with_jar_path="$with_java_home/bin:$with_jar_path"
+               fi
+       fi
+       AC_PATH_PROG(JAR, jar, [], "$with_jar_path")
+ fi
+ if test "x$JAR" = "x"
+ then
+       with_java="no (jar not found)"
+ fi
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_CFLAGS="$CFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $JAVA_CPPFLAGS"
+ CFLAGS="$CFLAGS $JAVA_CFLAGS"
+ LDFLAGS="$LDFLAGS $JAVA_LDFLAGS"
+ if test "x$with_java" = "xyes"
+ then
+       AC_CHECK_HEADERS(jni.h, [], [with_java="no (jni.h not found)"])
+ fi
+ if test "x$with_java" = "xyes"
+ then
+       AC_CHECK_LIB(jvm, JNI_CreateJavaVM,
+       [with_java="yes"],
+       [with_java="no (libjvm not found)"],
+       [$JAVA_LIBS])
+ fi
+ if test "x$with_java" = "xyes"
+ then
+       JAVA_LIBS="$JAVA_LIBS -ljvm"
+       AC_MSG_NOTICE([Building with JAVA_LIBS set to: $JAVA_LIBS])
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ CFLAGS="$SAVE_CFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ AC_SUBST(JAVA_CPPFLAGS)
+ AC_SUBST(JAVA_CFLAGS)
+ AC_SUBST(JAVA_LDFLAGS)
+ AC_SUBST(JAVA_LIBS)
+ AM_CONDITIONAL(BUILD_WITH_JAVA, test "x$with_java" = "xyes")
+ # }}}
+ # --with-liblvm2app {{{
+ with_liblvm2app_cppflags=""
+ with_liblvm2app_ldflags=""
+ AC_ARG_WITH(liblvm2app, [AS_HELP_STRING([--with-liblvm2app@<:@=PREFIX@:>@], [Path to liblvm2app.])],
+ [
+         if test "x$withval" != "xno" && test "x$withval" != "xyes"
+         then
+                 with_liblvm2app_cppflags="-I$withval/include"
+                 with_liblvm2app_ldflags="-L$withval/lib"
+                 with_liblvm2app="yes"
+         else
+                 with_liblvm2app="$withval"
+         fi
+ ],
+ [
+         with_liblvm2app="yes"
+ ])
+ if test "x$with_liblvm2app" = "xyes"
+ then
+         SAVE_CPPFLAGS="$CPPFLAGS"
+         CPPFLAGS="$CPPFLAGS $with_liblvm2app_cppflags"
+         AC_CHECK_HEADERS(lvm2app.h, [with_liblvm2app="yes"], [with_liblvm2app="no (lvm2app.h not found)"])
+         CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_liblvm2app" = "xyes"
+ then
+         SAVE_CPPFLAGS="$CPPFLAGS"
+         SAVE_LDFLAGS="$LDFLAGS"
+         CPPFLAGS="$CPPFLAGS $with_liblvm2app_cppflags"
+         LDFLAGS="$LDFLAGS $with_liblvm2app_ldflags"
+         AC_CHECK_LIB(lvm2app, lvm_init, [with_liblvm2app="yes"], [with_liblvm2app="no (Symbol 'lvm_init' not found)"])
+         CPPFLAGS="$SAVE_CPPFLAGS"
+         LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_liblvm2app" = "xyes"
+ then
+         BUILD_WITH_LIBLVM2APP_CPPFLAGS="$with_liblvm2app_cppflags"
+         BUILD_WITH_LIBLVM2APP_LDFLAGS="$with_liblvm2app_ldflags"
+         BUILD_WITH_LIBLVM2APP_LIBS="-llvm2app"
+         AC_SUBST(BUILD_WITH_LIBLVM2APP_CPPFLAGS)
+         AC_SUBST(BUILD_WITH_LIBLVM2APP_LDFLAGS)
+         AC_SUBST(BUILD_WITH_LIBLVM2APP_LIBS)
+         AC_DEFINE(HAVE_LIBLVM2APP, 1, [Define if liblvm2app is present and usable.])
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBLVM2APP, test "x$with_liblvm2app" = "xyes")
+ # }}}
+ # --with-libmemcached {{{
+ with_libmemcached_cppflags=""
+ with_libmemcached_ldflags=""
+ AC_ARG_WITH(libmemcached, [AS_HELP_STRING([--with-libmemcached@<:@=PREFIX@:>@], [Path to libmemcached.])],
+ [
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               with_libmemcached_cppflags="-I$withval/include"
+               with_libmemcached_ldflags="-L$withval/lib"
+               with_libmemcached="yes"
+       else
+               with_libmemcached="$withval"
+       fi
+ ],
+ [
+       with_libmemcached="yes"
+ ])
+ if test "x$with_libmemcached" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libmemcached_cppflags"
+       AC_CHECK_HEADERS(libmemcached/memcached.h, [with_libmemcached="yes"], [with_libmemcached="no (libmemcached/memcached.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libmemcached" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libmemcached_cppflags"
+       LDFLAGS="$LDFLAGS $with_libmemcached_ldflags"
+       AC_CHECK_LIB(memcached, memcached_create, [with_libmemcached="yes"], [with_libmemcached="no (Symbol 'memcached_create' not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libmemcached" = "xyes"
+ then
+       BUILD_WITH_LIBMEMCACHED_CPPFLAGS="$with_libmemcached_cppflags"
+       BUILD_WITH_LIBMEMCACHED_LDFLAGS="$with_libmemcached_ldflags"
+       BUILD_WITH_LIBMEMCACHED_LIBS="-lmemcached"
+       AC_SUBST(BUILD_WITH_LIBMEMCACHED_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBMEMCACHED_LDFLAGS)
+       AC_SUBST(BUILD_WITH_LIBMEMCACHED_LIBS)
+       AC_DEFINE(HAVE_LIBMEMCACHED, 1, [Define if libmemcached is present and usable.])
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBMEMCACHED, test "x$with_libmemcached" = "xyes")
+ # }}}
+ # --with-libmodbus {{{
+ with_libmodbus_config=""
+ with_libmodbus_cflags=""
+ with_libmodbus_libs=""
+ AC_ARG_WITH(libmodbus, [AS_HELP_STRING([--with-libmodbus@<:@=PREFIX@:>@], [Path to the modbus library.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_libmodbus="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libmodbus="use_pkgconfig"
+       else if test -d "$with_libmodbus/lib"
+       then
+               AC_MSG_NOTICE([Not checking for libmodbus: Manually configured])
+               with_libmodbus_cflags="-I$withval/include"
+               with_libmodbus_libs="-L$withval/lib -lmodbus"
+               with_libmodbus="yes"
+       fi; fi; fi
+ ],
+ [with_libmodbus="use_pkgconfig"])
+ # configure using pkg-config
+ if test "x$with_libmodbus" = "xuse_pkgconfig"
+ then
+       if test "x$PKG_CONFIG" = "x"
+       then
+               with_libmodbus="no (Don't have pkg-config)"
+       fi
+ fi
+ if test "x$with_libmodbus" = "xuse_pkgconfig"
+ then
+       AC_MSG_NOTICE([Checking for libmodbus using $PKG_CONFIG])
+       $PKG_CONFIG --exists 'libmodbus' 2>/dev/null
+       if test $? -ne 0
+       then
+               with_libmodbus="no (pkg-config doesn't know libmodbus)"
+       fi
+ fi
+ if test "x$with_libmodbus" = "xuse_pkgconfig"
+ then
+       with_libmodbus_cflags="`$PKG_CONFIG --cflags 'libmodbus'`"
+       if test $? -ne 0
+       then
+               with_libmodbus="no ($PKG_CONFIG failed)"
+       fi
+       with_libmodbus_libs="`$PKG_CONFIG --libs 'libmodbus'`"
+       if test $? -ne 0
+       then
+               with_libmodbus="no ($PKG_CONFIG failed)"
+       fi
+ fi
+ if test "x$with_libmodbus" = "xuse_pkgconfig"
+ then
+       with_libmodbus="yes"
+ fi
+ # with_libmodbus_cflags and with_libmodbus_libs are set up now, let's do
+ # the actual checks.
+ if test "x$with_libmodbus" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libmodbus_cflags"
+       AC_CHECK_HEADERS(modbus/modbus.h, [], [with_libmodbus="no (modbus/modbus.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libmodbus" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libmodbus_cflags"
+       LDFLAGS="$LDFLAGS $with_libmodbus_libs"
+       AC_CHECK_LIB(modbus, modbus_connect,
+                    [with_libmodbus="yes"],
+                    [with_libmodbus="no (symbol modbus_connect not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libmodbus" = "xyes"
+ then
+       BUILD_WITH_LIBMODBUS_CFLAGS="$with_libmodbus_cflags"
+       BUILD_WITH_LIBMODBUS_LIBS="$with_libmodbus_libs"
+       AC_SUBST(BUILD_WITH_LIBMODBUS_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBMODBUS_LIBS)
+ fi
+ # }}}
+ # --with-libmongoc {{{
+ AC_ARG_WITH(libmongoc, [AS_HELP_STRING([--with-libmongoc@<:@=PREFIX@:>@], [Path to libmongoc.])],
+ [
+  if test "x$withval" = "xyes"
+  then
+        with_libmongoc="yes"
+  else if test "x$withval" = "xno"
+  then
+        with_libmongoc="no"
+  else
+        with_libmongoc="yes"
+        LIBMONGOC_CPPFLAGS="$LIBMONGOC_CPPFLAGS -I$withval/include"
+        LIBMONGOC_LDFLAGS="$LIBMONGOC_LDFLAGS -L$withval/lib"
+  fi; fi
+ ],
+ [with_libmongoc="yes"])
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $LIBMONGOC_CPPFLAGS"
+ LDFLAGS="$LDFLAGS $LIBMONGOC_LDFLAGS"
+ if test "x$with_libmongoc" = "xyes"
+ then
+       if test "x$LIBMONGOC_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([libmongoc CPPFLAGS: $LIBMONGOC_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(mongo.h,
+       [with_libmongoc="yes"],
+       [with_libmongoc="no ('mongo.h' not found)"],
+ [#if HAVE_STDINT_H
+ # define MONGO_HAVE_STDINT 1
+ #else
+ # define MONGO_USE_LONG_LONG_INT 1
+ #endif
+ ])
+ fi
+ if test "x$with_libmongoc" = "xyes"
+ then
+       if test "x$LIBMONGOC_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([libmongoc LDFLAGS: $LIBMONGOC_LDFLAGS])
+       fi
+       AC_CHECK_LIB(mongoc, mongo_run_command,
+       [with_libmongoc="yes"],
+       [with_libmongoc="no (symbol 'mongo_run_command' not found)"])
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ if test "x$with_libmongoc" = "xyes"
+ then
+       BUILD_WITH_LIBMONGOC_CPPFLAGS="$LIBMONGOC_CPPFLAGS"
+       BUILD_WITH_LIBMONGOC_LDFLAGS="$LIBMONGOC_LDFLAGS"
+       AC_SUBST(BUILD_WITH_LIBMONGOC_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBMONGOC_LDFLAGS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBMONGOC, test "x$with_libmongoc" = "xyes")
+ # }}}
+ # --with-libmysql {{{
+ with_mysql_config="mysql_config"
+ with_mysql_cflags=""
+ with_mysql_libs=""
+ AC_ARG_WITH(libmysql, [AS_HELP_STRING([--with-libmysql@<:@=PREFIX@:>@], [Path to libmysql.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_libmysql="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libmysql="yes"
+       else
+               if test -f "$withval" && test -x "$withval";
+               then
+                       with_mysql_config="$withval"
+               else if test -x "$withval/bin/mysql_config"
+               then
+                       with_mysql_config="$withval/bin/mysql_config"
+               fi; fi
+               with_libmysql="yes"
+       fi; fi
+ ],
+ [
+       with_libmysql="yes"
+ ])
+ if test "x$with_libmysql" = "xyes"
+ then
+       with_mysql_cflags=`$with_mysql_config --cflags 2>/dev/null`
+       mysql_config_status=$?
+       if test $mysql_config_status -ne 0
+       then
+               with_libmysql="no ($with_mysql_config failed)"
+       else
+               SAVE_CPPFLAGS="$CPPFLAGS"
+               CPPFLAGS="$CPPFLAGS $with_mysql_cflags"
+               have_mysql_h="no"
+               have_mysql_mysql_h="no"
+               AC_CHECK_HEADERS(mysql.h, [have_mysql_h="yes"])
+               if test "x$have_mysql_h" = "xno"
+               then
+                       AC_CHECK_HEADERS(mysql/mysql.h, [have_mysql_mysql_h="yes"])
+               fi
+               if test "x$have_mysql_h$have_mysql_mysql_h" = "xnono"
+               then
+                       with_libmysql="no (mysql.h not found)"
+               fi
+               CPPFLAGS="$SAVE_CPPFLAGS"
+       fi
+ fi
+ if test "x$with_libmysql" = "xyes"
+ then
+       with_mysql_libs=`$with_mysql_config --libs_r 2>/dev/null`
+       mysql_config_status=$?
+       if test $mysql_config_status -ne 0
+       then
+               with_libmysql="no ($with_mysql_config failed)"
+       else
+               AC_CHECK_LIB(mysqlclient, mysql_init,
+                [with_libmysql="yes"],
+                [with_libmysql="no (symbol 'mysql_init' not found)"],
+                [$with_mysql_libs])
+               AC_CHECK_LIB(mysqlclient, mysql_get_server_version,
+                [with_libmysql="yes"],
+                [with_libmysql="no (symbol 'mysql_get_server_version' not found)"],
+                [$with_mysql_libs])
+       fi
+ fi
+ if test "x$with_libmysql" = "xyes"
+ then
+       BUILD_WITH_LIBMYSQL_CFLAGS="$with_mysql_cflags"
+       BUILD_WITH_LIBMYSQL_LIBS="$with_mysql_libs"
+       AC_SUBST(BUILD_WITH_LIBMYSQL_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBMYSQL_LIBS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBMYSQL, test "x$with_libmysql" = "xyes")
+ # }}}
+ # --with-libmnl {{{
+ with_libmnl_cflags=""
+ with_libmnl_libs=""
+ AC_ARG_WITH(libmnl, [AS_HELP_STRING([--with-libmnl@<:@=PREFIX@:>@], [Path to libmnl.])],
+ [
+  echo "libmnl: withval = $withval"
+  if test "x$withval" = "xyes"
+  then
+        with_libmnl="yes"
+  else if test "x$withval" = "xno"
+  then
+        with_libmnl="no"
+  else
+        if test -d "$withval/include"
+        then
+                with_libmnl_cflags="-I$withval/include"
+                with_libmnl_libs="-L$withval/lib -lmnl"
+                with_libmnl="yes"
+        else
+                AC_MSG_ERROR("no such directory: $withval/include")
+        fi
+  fi; fi
+ ],
+ [
+  if test "x$ac_system" = "xLinux"
+  then
+        with_libmnl="yes"
+  else
+        with_libmnl="no (Linux only library)"
+  fi
+ ])
+ if test "x$PKG_CONFIG" = "x"
+ then
+       with_libmnl="no (Don't have pkg-config)"
+ fi
+ if test "x$with_libmnl" = "xyes"
+ then
+       if $PKG_CONFIG --exists libmnl 2>/dev/null; then
+         with_libmnl_cflags="$with_libmnl_ldflags `$PKG_CONFIG --cflags libmnl`"
+         with_libmnl_libs="$with_libmnl_libs `$PKG_CONFIG --libs libmnl`"
+       fi
+       AC_CHECK_HEADERS(libmnl.h libmnl/libmnl.h,
+       [
+        with_libmnl="yes"
+        break
+       ], [],
+ [#include <stdio.h>
+ #include <sys/types.h>
+ #include <asm/types.h>
+ #include <sys/socket.h>
+ #include <linux/netlink.h>
+ #include <linux/rtnetlink.h>])
+       AC_CHECK_HEADERS(linux/gen_stats.h linux/pkt_sched.h, [], [],
+ [#include <stdio.h>
+ #include <sys/types.h>
+ #include <asm/types.h>
+ #include <sys/socket.h>])
+         AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [[
+ #include <stdio.h>
+ #include <sys/types.h>
+ #include <asm/types.h>
+ #include <sys/socket.h>
+ #include <linux/netlink.h>
+ #include <linux/rtnetlink.h>
+ ]],
+ [[
+ int retval = TCA_STATS2;
+ return (retval);
+ ]]
+       )],
+       [AC_DEFINE([HAVE_TCA_STATS2], [1], [True if the enum-member TCA_STATS2 exists])])
+       AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [[
+ #include <stdio.h>
+ #include <sys/types.h>
+ #include <asm/types.h>
+ #include <sys/socket.h>
+ #include <linux/netlink.h>
+ #include <linux/rtnetlink.h>
+ ]],
+ [[
+ int retval = TCA_STATS;
+ return (retval);
+ ]]
+       )],
+       [AC_DEFINE([HAVE_TCA_STATS], 1, [True if the enum-member TCA_STATS exists])])
+ fi
+ if test "x$with_libmnl" = "xyes"
++then
++      AC_CHECK_MEMBERS([struct rtnl_link_stats64.tx_window_errors],
++      [AC_DEFINE(HAVE_RTNL_LINK_STATS64, 1, [Define if struct rtnl_link_stats64 exists and is usable.])],
++      [],
++      [
++      #include <linux/if_link.h>
++      ])
++fi
++if test "x$with_libmnl" = "xyes"
+ then
+       AC_CHECK_LIB(mnl, mnl_nlmsg_get_payload,
+                    [with_libmnl="yes"],
+                    [with_libmnl="no (symbol 'mnl_nlmsg_get_payload' not found)"],
+                    [$with_libmnl_libs])
+ fi
+ if test "x$with_libmnl" = "xyes"
+ then
+       AC_DEFINE(HAVE_LIBMNL, 1, [Define if libmnl is present and usable.])
+       BUILD_WITH_LIBMNL_CFLAGS="$with_libmnl_cflags"
+       BUILD_WITH_LIBMNL_LIBS="$with_libmnl_libs"
+       AC_SUBST(BUILD_WITH_LIBMNL_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBMNL_LIBS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBMNL, test "x$with_libmnl" = "xyes")
+ # }}}
+ # --with-libnetapp {{{
+ AC_ARG_VAR([LIBNETAPP_CPPFLAGS], [C preprocessor flags required to build with libnetapp])
+ AC_ARG_VAR([LIBNETAPP_LDFLAGS],  [Linker flags required to build with libnetapp])
+ AC_ARG_VAR([LIBNETAPP_LIBS],     [Other libraries required to link against libnetapp])
+ LIBNETAPP_CPPFLAGS="$LIBNETAPP_CPPFLAGS"
+ LIBNETAPP_LDFLAGS="$LIBNETAPP_LDFLAGS"
+ LIBNETAPP_LIBS="$LIBNETAPP_LIBS"
+ AC_ARG_WITH(libnetapp, [AS_HELP_STRING([--with-libnetapp@<:@=PREFIX@:>@], [Path to libnetapp.])],
+ [
+  if test -d "$withval"
+  then
+        LIBNETAPP_CPPFLAGS="$LIBNETAPP_CPPFLAGS -I$withval/include"
+        LIBNETAPP_LDFLAGS="$LIBNETAPP_LDFLAGS -L$withval/lib"
+        with_libnetapp="yes"
+  else
+        with_libnetapp="$withval"
+  fi
+ ],
+ [
+  with_libnetapp="yes"
+ ])
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $LIBNETAPP_CPPFLAGS"
+ LDFLAGS="$LDFLAGS $LIBNETAPP_LDFLAGS"
+ if test "x$with_libnetapp" = "xyes"
+ then
+       if test "x$LIBNETAPP_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([netapp CPPFLAGS: $LIBNETAPP_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(netapp_api.h,
+               [with_libnetapp="yes"],
+               [with_libnetapp="no (netapp_api.h not found)"])
+ fi
+ if test "x$with_libnetapp" = "xyes"
+ then
+       if test "x$LIBNETAPP_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([netapp LDFLAGS: $LIBNETAPP_LDFLAGS])
+       fi
+       if test "x$LIBNETAPP_LIBS" = "x"
+       then
+               LIBNETAPP_LIBS="-lpthread -lxml -ladt -lssl -lm -lcrypto -lz"
+       fi
+       AC_MSG_NOTICE([netapp LIBS: $LIBNETAPP_LIBS])
+       AC_CHECK_LIB(netapp, na_server_invoke_elem,
+               [with_libnetapp="yes"],
+               [with_libnetapp="no (symbol na_server_invoke_elem not found)"],
+               [$LIBNETAPP_LIBS])
+       LIBNETAPP_LIBS="-lnetapp $LIBNETAPP_LIBS"
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ if test "x$with_libnetapp" = "xyes"
+ then
+       AC_DEFINE(HAVE_LIBNETAPP, 1, [Define to 1 if you have the netapp library (-lnetapp).])
+ fi
+ AC_SUBST(LIBNETAPP_CPPFLAGS)
+ AC_SUBST(LIBNETAPP_LDFLAGS)
+ AC_SUBST(LIBNETAPP_LIBS)
+ AM_CONDITIONAL(BUILD_WITH_LIBNETAPP, test "x$with_libnetapp" = "xyes")
+ # }}}
+ # --with-libnetsnmp {{{
+ with_snmp_config="net-snmp-config"
+ with_snmp_cflags=""
+ with_snmp_libs=""
+ AC_ARG_WITH(libnetsnmp, [AS_HELP_STRING([--with-libnetsnmp@<:@=PREFIX@:>@], [Path to the Net-SNMPD library.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_libnetsnmp="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libnetsnmp="yes"
+       else
+               if test -x "$withval"
+               then
+                       with_snmp_config="$withval"
+                       with_libnetsnmp="yes"
+               else
+                       with_snmp_config="$withval/bin/net-snmp-config"
+                       with_libnetsnmp="yes"
+               fi
+       fi; fi
+ ],
+ [with_libnetsnmp="yes"])
+ if test "x$with_libnetsnmp" = "xyes"
+ then
+       with_snmp_cflags=`$with_snmp_config --cflags 2>/dev/null`
+       snmp_config_status=$?
+       if test $snmp_config_status -ne 0
+       then
+               with_libnetsnmp="no ($with_snmp_config failed)"
+       else
+               SAVE_CPPFLAGS="$CPPFLAGS"
+               CPPFLAGS="$CPPFLAGS $with_snmp_cflags"
+               
+               AC_CHECK_HEADERS(net-snmp/net-snmp-config.h, [], [with_libnetsnmp="no (net-snmp/net-snmp-config.h not found)"])
+               CPPFLAGS="$SAVE_CPPFLAGS"
+       fi
+ fi
+ if test "x$with_libnetsnmp" = "xyes"
+ then
+       with_snmp_libs=`$with_snmp_config --libs 2>/dev/null`
+       snmp_config_status=$?
+       if test $snmp_config_status -ne 0
+       then
+               with_libnetsnmp="no ($with_snmp_config failed)"
+       else
+               AC_CHECK_LIB(netsnmp, init_snmp,
+               [with_libnetsnmp="yes"],
+               [with_libnetsnmp="no (libnetsnmp not found)"],
+               [$with_snmp_libs])
+       fi
+ fi
+ if test "x$with_libnetsnmp" = "xyes"
+ then
+       BUILD_WITH_LIBSNMP_CFLAGS="$with_snmp_cflags"
+       BUILD_WITH_LIBSNMP_LIBS="$with_snmp_libs"
+       AC_SUBST(BUILD_WITH_LIBSNMP_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBSNMP_LIBS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBNETSNMP, test "x$with_libnetsnmp" = "xyes")
+ # }}}
+ # --with-liboconfig {{{
+ with_own_liboconfig="no"
+ liboconfig_LDFLAGS="$LDFLAGS"
+ liboconfig_CPPFLAGS="$CPPFLAGS"
+ AC_ARG_WITH(liboconfig, [AS_HELP_STRING([--with-liboconfig@<:@=PREFIX@:>@], [Path to liboconfig.])],
+ [
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               if test -d "$withval/lib"
+               then
+                       liboconfig_LDFLAGS="$LDFLAGS -L$withval/lib"
+               fi
+               if test -d "$withval/include"
+               then
+                       liboconfig_CPPFLAGS="$CPPFLAGS -I$withval/include"
+               fi
+       fi
+       if test "x$withval" = "xno"
+       then
+               AC_MSG_ERROR("liboconfig is required")
+       fi
+ ],
+ [
+       with_liboconfig="yes"
+ ])
+ save_LDFLAGS="$LDFLAGS"
+ save_CPPFLAGS="$CPPFLAGS"
+ LDFLAGS="$liboconfig_LDFLAGS"
+ CPPFLAGS="$liboconfig_CPPFLAGS"
+ AC_CHECK_LIB(oconfig, oconfig_parse_fh,
+ [
+       with_liboconfig="yes"
+       with_own_liboconfig="no"
+ ],
+ [
+       with_liboconfig="yes"
+       with_own_liboconfig="yes"
+       LDFLAGS="$save_LDFLAGS"
+       CPPFLAGS="$save_CPPFLAGS"
+ ])
+ AM_CONDITIONAL(BUILD_WITH_OWN_LIBOCONFIG, test "x$with_own_liboconfig" = "xyes")
+ if test "x$with_own_liboconfig" = "xyes"
+ then
+       with_liboconfig="yes (shipped version)"
+ fi
+ # }}}
+ # --with-liboping {{{
+ AC_ARG_WITH(liboping, [AS_HELP_STRING([--with-liboping@<:@=PREFIX@:>@], [Path to liboping.])],
+ [
+  if test "x$withval" = "xyes"
+  then
+        with_liboping="yes"
+  else if test "x$withval" = "xno"
+  then
+        with_liboping="no"
+  else
+        with_liboping="yes"
+        LIBOPING_CPPFLAGS="$LIBOPING_CPPFLAGS -I$withval/include"
+        LIBOPING_LDFLAGS="$LIBOPING_LDFLAGS -L$withval/lib"
+  fi; fi
+ ],
+ [with_liboping="yes"])
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $LIBOPING_CPPFLAGS"
+ LDFLAGS="$LDFLAGS $LIBOPING_LDFLAGS"
+ if test "x$with_liboping" = "xyes"
+ then
+       if test "x$LIBOPING_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([liboping CPPFLAGS: $LIBOPING_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(oping.h,
+       [with_liboping="yes"],
+       [with_liboping="no (oping.h not found)"])
+ fi
+ if test "x$with_liboping" = "xyes"
+ then
+       if test "x$LIBOPING_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([liboping LDFLAGS: $LIBOPING_LDFLAGS])
+       fi
+       AC_CHECK_LIB(oping, ping_construct,
+       [with_liboping="yes"],
+       [with_liboping="no (symbol 'ping_construct' not found)"])
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ if test "x$with_liboping" = "xyes"
+ then
+       BUILD_WITH_LIBOPING_CPPFLAGS="$LIBOPING_CPPFLAGS"
+       BUILD_WITH_LIBOPING_LDFLAGS="$LIBOPING_LDFLAGS"
+       AC_SUBST(BUILD_WITH_LIBOPING_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBOPING_LDFLAGS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBOPING, test "x$with_liboping" = "xyes")
+ # }}}
+ # --with-oracle {{{
+ with_oracle_cppflags=""
+ with_oracle_libs=""
+ AC_ARG_WITH(oracle, [AS_HELP_STRING([--with-oracle@<:@=ORACLE_HOME@:>@], [Path to Oracle.])],
+ [
+       if test "x$withval" = "xyes"
+       then
+               if test "x$ORACLE_HOME" = "x"
+               then
+                       AC_MSG_WARN([Use of the Oracle library has been forced, but the environment variable ORACLE_HOME is not set.])
+               fi
+               with_oracle="yes"
+       else if test "x$withval" = "xno"
+       then
+               with_oracle="no"
+       else
+               with_oracle="yes"
+               ORACLE_HOME="$withval"
+       fi; fi
+ ],
+ [
+       if test "x$ORACLE_HOME" = "x"
+       then
+               with_oracle="no (ORACLE_HOME is not set)"
+       else
+               with_oracle="yes"
+       fi
+ ])
+ if test "x$ORACLE_HOME" != "x"
+ then
+       with_oracle_cppflags="-I$ORACLE_HOME/rdbms/public"
+       if test -e "$ORACLE_HOME/lib/ldflags"
+       then
+               with_oracle_libs=`cat "$ORACLE_HOME/lib/ldflags"`
+       fi
+       #with_oracle_libs="-L$ORACLE_HOME/lib $with_oracle_libs -lclntsh"
+       with_oracle_libs="-L$ORACLE_HOME/lib -lclntsh"
+ fi
+ if test "x$with_oracle" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_oracle_cppflags"
+       AC_CHECK_HEADERS(oci.h, [with_oracle="yes"], [with_oracle="no (oci.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_oracle" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_oracle_cppflags"
+       LDFLAGS="$LDFLAGS $with_oracle_libs"
+       AC_CHECK_FUNC(OCIEnvCreate, [with_oracle="yes"], [with_oracle="no (Symbol 'OCIEnvCreate' not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_oracle" = "xyes"
+ then
+       BUILD_WITH_ORACLE_CFLAGS="$with_oracle_cppflags"
+       BUILD_WITH_ORACLE_LIBS="$with_oracle_libs"
+       AC_SUBST(BUILD_WITH_ORACLE_CFLAGS)
+       AC_SUBST(BUILD_WITH_ORACLE_LIBS)
+ fi
+ # }}}
+ # --with-libowcapi {{{
+ with_libowcapi_cppflags=""
+ with_libowcapi_libs="-lowcapi"
+ AC_ARG_WITH(libowcapi, [AS_HELP_STRING([--with-libowcapi@<:@=PREFIX@:>@], [Path to libowcapi.])],
+ [
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               with_libowcapi_cppflags="-I$withval/include"
+               with_libowcapi_libs="-L$withval/lib -lowcapi"
+               with_libowcapi="yes"
+       else
+               with_libowcapi="$withval"
+       fi
+ ],
+ [
+       with_libowcapi="yes"
+ ])
+ if test "x$with_libowcapi" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$with_libowcapi_cppflags"
+       
+       AC_CHECK_HEADERS(owcapi.h, [with_libowcapi="yes"], [with_libowcapi="no (owcapi.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libowcapi" = "xyes"
+ then
+       SAVE_LDFLAGS="$LDFLAGS"
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       LDFLAGS="$with_libowcapi_libs"
+       CPPFLAGS="$with_libowcapi_cppflags"
+       
+       AC_CHECK_LIB(owcapi, OW_get, [with_libowcapi="yes"], [with_libowcapi="no (libowcapi not found)"])
+       LDFLAGS="$SAVE_LDFLAGS"
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libowcapi" = "xyes"
+ then
+       BUILD_WITH_LIBOWCAPI_CPPFLAGS="$with_libowcapi_cppflags"
+       BUILD_WITH_LIBOWCAPI_LIBS="$with_libowcapi_libs"
+       AC_SUBST(BUILD_WITH_LIBOWCAPI_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBOWCAPI_LIBS)
+ fi
+ # }}}
+ # --with-libpcap {{{
+ AC_ARG_WITH(libpcap, [AS_HELP_STRING([--with-libpcap@<:@=PREFIX@:>@], [Path to libpcap.])],
+ [
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               LDFLAGS="$LDFLAGS -L$withval/lib"
+               CPPFLAGS="$CPPFLAGS -I$withval/include"
+               with_libpcap="yes"
+       else
+               with_libpcap="$withval"
+       fi
+ ],
+ [
+       with_libpcap="yes"
+ ])
+ if test "x$with_libpcap" = "xyes"
+ then
+       AC_CHECK_LIB(pcap, pcap_open_live,
+       [
+               AC_DEFINE(HAVE_LIBPCAP, 1, [Define to 1 if you have the pcap library (-lpcap).])
+       ], [with_libpcap="no (libpcap not found)"])
+ fi
+ if test "x$with_libpcap" = "xyes"
+ then
+       AC_CHECK_HEADERS(pcap.h,,
+                        [with_libpcap="no (pcap.h not found)"])
+ fi
+ if test "x$with_libpcap" = "xyes"
+ then
+       AC_CHECK_HEADERS(pcap-bpf.h,,
+                        [with_libpcap="no (pcap-bpf.h not found)"])
+ fi
+ if test "x$with_libpcap" = "xyes"
+ then
+       AC_CACHE_CHECK([whether libpcap has PCAP_ERROR_IFACE_NOT_UP],
+                      [c_cv_libpcap_have_pcap_error_iface_not_up],
+                      AC_COMPILE_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <pcap.h>
+ ]]],
+ [[[
+   int val = PCAP_ERROR_IFACE_NOT_UP;
+ ]]]
+                      )],
+                      [c_cv_libpcap_have_pcap_error_iface_not_up="yes"],
+                      [c_cv_libpcap_have_pcap_error_iface_not_up="no"]))
+ fi
+ if test "x$c_cv_libpcap_have_pcap_error_iface_not_up" != "xyes"
+ then
+               with_libpcap="no (pcap.h misses PCAP_ERROR_IFACE_NOT_UP)"
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBPCAP, test "x$with_libpcap" = "xyes")
+ # }}}
+ # --with-libperl {{{
+ perl_interpreter="perl"
+ AC_ARG_WITH(libperl, [AS_HELP_STRING([--with-libperl@<:@=PREFIX@:>@], [Path to libperl.])],
+ [
+       if test -f "$withval" && test -x "$withval"
+       then
+               perl_interpreter="$withval"
+               with_libperl="yes"
+       else if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               LDFLAGS="$LDFLAGS -L$withval/lib"
+               CPPFLAGS="$CPPFLAGS -I$withval/include"
+               perl_interpreter="$withval/bin/perl"
+               with_libperl="yes"
+       else
+               with_libperl="$withval"
+       fi; fi
+ ],
+ [
+       with_libperl="yes"
+ ])
+ AC_MSG_CHECKING([for perl])
+ perl_interpreter=`which "$perl_interpreter" 2> /dev/null`
+ if test -x "$perl_interpreter"
+ then
+       AC_MSG_RESULT([yes ($perl_interpreter)])
+ else
+       perl_interpreter=""
+       AC_MSG_RESULT([no])
+ fi
+ AC_SUBST(PERL, "$perl_interpreter")
+ if test "x$with_libperl" = "xyes" \
+       && test -n "$perl_interpreter"
+ then
+   SAVE_CFLAGS="$CFLAGS"
+   SAVE_LDFLAGS="$LDFLAGS"
+ dnl ARCHFLAGS="" -> disable multi -arch on OSX (see Config_heavy.pl:fetch_string)
+   PERL_CFLAGS=`ARCHFLAGS="" $perl_interpreter -MExtUtils::Embed -e ccopts`
+   PERL_LDFLAGS=`ARCHFLAGS="" $perl_interpreter -MExtUtils::Embed -e ldopts`
+   CFLAGS="$CFLAGS $PERL_CFLAGS"
+   LDFLAGS="$LDFLAGS $PERL_LDFLAGS"
+   AC_CACHE_CHECK([for libperl],
+     [c_cv_have_libperl],
+     AC_LINK_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #define PERL_NO_GET_CONTEXT
+ #include <EXTERN.h>
+ #include <perl.h>
+ #include <XSUB.h>
+ ]]],
+ [[[
+        dTHX;
+        load_module (PERL_LOADMOD_NOIMPORT,
+                        newSVpv ("Collectd::Plugin::FooBar", 24),
+                        Nullsv);
+ ]]]
+       )],
+       [c_cv_have_libperl="yes"],
+       [c_cv_have_libperl="no"]
+     )
+   )
+   if test "x$c_cv_have_libperl" = "xyes"
+   then
+         AC_DEFINE(HAVE_LIBPERL, 1, [Define if libperl is present and usable.])
+         AC_SUBST(PERL_CFLAGS)
+         AC_SUBST(PERL_LDFLAGS)
+   else
+         with_libperl="no"
+   fi
+   CFLAGS="$SAVE_CFLAGS"
+   LDFLAGS="$SAVE_LDFLAGS"
+ else if test -z "$perl_interpreter"; then
+   with_libperl="no (no perl interpreter found)"
+   c_cv_have_libperl="no"
+ fi; fi
+ AM_CONDITIONAL(BUILD_WITH_LIBPERL, test "x$with_libperl" = "xyes")
+ if test "x$with_libperl" = "xyes"
+ then
+       SAVE_CFLAGS="$CFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CFLAGS="$CFLAGS $PERL_CFLAGS"
+       LDFLAGS="$LDFLAGS $PERL_LDFLAGS"
+       AC_CACHE_CHECK([if perl supports ithreads],
+               [c_cv_have_perl_ithreads],
+               AC_LINK_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #include <EXTERN.h>
+ #include <perl.h>
+ #include <XSUB.h>
+ #if !defined(USE_ITHREADS)
+ # error "Perl does not support ithreads!"
+ #endif /* !defined(USE_ITHREADS) */
+ ]]],
+ [[[ ]]]
+                       )],
+                       [c_cv_have_perl_ithreads="yes"],
+                       [c_cv_have_perl_ithreads="no"]
+               )
+       )
+       if test "x$c_cv_have_perl_ithreads" = "xyes"
+       then
+               AC_DEFINE(HAVE_PERL_ITHREADS, 1, [Define if Perl supports ithreads.])
+       fi
+       CFLAGS="$SAVE_CFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libperl" = "xyes"
+ then
+       SAVE_CFLAGS="$CFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       # trigger an error if Perl_load_module*() uses __attribute__nonnull__(3)
+       # (see issues #41 and #42)
+       CFLAGS="$CFLAGS $PERL_CFLAGS -Wall -Werror"
+       LDFLAGS="$LDFLAGS $PERL_LDFLAGS"
+       AC_CACHE_CHECK([for broken Perl_load_module()],
+               [c_cv_have_broken_perl_load_module],
+               AC_LINK_IFELSE([AC_LANG_PROGRAM(
+ [[[
+ #define PERL_NO_GET_CONTEXT
+ #include <EXTERN.h>
+ #include <perl.h>
+ #include <XSUB.h>
+ ]]],
+ [[[
+                        dTHX;
+                        load_module (PERL_LOADMOD_NOIMPORT,
+                            newSVpv ("Collectd::Plugin::FooBar", 24),
+                            Nullsv);
+ ]]]
+                       )],
+                       [c_cv_have_broken_perl_load_module="no"],
+                       [c_cv_have_broken_perl_load_module="yes"]
+               )
+       )
+       CFLAGS="$SAVE_CFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ AM_CONDITIONAL(HAVE_BROKEN_PERL_LOAD_MODULE,
+               test "x$c_cv_have_broken_perl_load_module" = "xyes")
+ if test "x$with_libperl" = "xyes"
+ then
+       SAVE_CFLAGS="$CFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CFLAGS="$CFLAGS $PERL_CFLAGS"
+       LDFLAGS="$LDFLAGS $PERL_LDFLAGS"
+       AC_CHECK_MEMBER(
+               [struct mgvtbl.svt_local],
+               [have_struct_mgvtbl_svt_local="yes"],
+               [have_struct_mgvtbl_svt_local="no"],
+               [
+ #include <EXTERN.h>
+ #include <perl.h>
+ #include <XSUB.h>
+               ])
+       if test "x$have_struct_mgvtbl_svt_local" = "xyes"
+       then
+               AC_DEFINE(HAVE_PERL_STRUCT_MGVTBL_SVT_LOCAL, 1,
+                                 [Define if Perl's struct mgvtbl has member svt_local.])
+       fi
+       CFLAGS="$SAVE_CFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ # }}}
+ # --with-libpq {{{
+ with_pg_config="pg_config"
+ with_libpq_includedir=""
+ with_libpq_libdir=""
+ with_libpq_cppflags=""
+ with_libpq_ldflags=""
+ AC_ARG_WITH(libpq, [AS_HELP_STRING([--with-libpq@<:@=PREFIX@:>@],
+       [Path to libpq.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_libpq="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libpq="yes"
+       else
+               if test -f "$withval" && test -x "$withval";
+               then
+                       with_pg_config="$withval"
+               else if test -x "$withval/bin/pg_config"
+               then
+                       with_pg_config="$withval/bin/pg_config"
+               fi; fi
+               with_libpq="yes"
+       fi; fi
+ ],
+ [
+       with_libpq="yes"
+ ])
+ if test "x$with_libpq" = "xyes"
+ then
+       with_libpq_includedir=`$with_pg_config --includedir 2> /dev/null`
+       pg_config_status=$?
+       if test $pg_config_status -eq 0
+       then
+               if test -n "$with_libpq_includedir"; then
+                       for dir in $with_libpq_includedir; do
+                               with_libpq_cppflags="$with_libpq_cppflags -I$dir"
+                       done
+               fi
+       else
+               AC_MSG_WARN([$with_pg_config returned with status $pg_config_status])
+       fi
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libpq_cppflags"
+       AC_CHECK_HEADERS(libpq-fe.h, [],
+               [with_libpq="no (libpq-fe.h not found)"], [])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libpq" = "xyes"
+ then
+       with_libpq_libdir=`$with_pg_config --libdir 2> /dev/null`
+       pg_config_status=$?
+       if test $pg_config_status -eq 0
+       then
+               if test -n "$with_libpq_libdir"; then
+                       for dir in $with_libpq_libdir; do
+                               with_libpq_ldflags="$with_libpq_ldflags -L$dir"
+                       done
+               fi
+       else
+               AC_MSG_WARN([$with_pg_config returned with status $pg_config_status])
+       fi
+       SAVE_LDFLAGS="$LDFLAGS"
+       LDFLAGS="$LDFLAGS $with_libpq_ldflags"
+       AC_CHECK_LIB(pq, PQconnectdb,
+               [with_libpq="yes"],
+               [with_libpq="no (symbol 'PQconnectdb' not found)"])
+       AC_CHECK_LIB(pq, PQserverVersion,
+               [with_libpq="yes"],
+               [with_libpq="no (symbol 'PQserverVersion' not found)"])
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libpq" = "xyes"
+ then
+       BUILD_WITH_LIBPQ_CPPFLAGS="$with_libpq_cppflags"
+       BUILD_WITH_LIBPQ_LDFLAGS="$with_libpq_ldflags"
+       AC_SUBST(BUILD_WITH_LIBPQ_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBPQ_LDFLAGS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBPQ, test "x$with_libpq" = "xyes")
+ # }}}
+ # --with-libpthread {{{
+ AC_ARG_WITH(libpthread, [AS_HELP_STRING([--with-libpthread=@<:@=PREFIX@:>@], [Path to libpthread.])],
+ [     if test "x$withval" != "xno" \
+               && test "x$withval" != "xyes"
+       then
+               LDFLAGS="$LDFLAGS -L$withval/lib"
+               CPPFLAGS="$CPPFLAGS -I$withval/include"
+               with_libpthread="yes"
+       else
+               if test "x$withval" = "xno"
+               then
+                       with_libpthread="no (disabled)"
+               fi
+       fi
+ ], [with_libpthread="yes"])
+ if test "x$with_libpthread" = "xyes"
+ then
+       AC_CHECK_LIB(pthread, pthread_create, [with_libpthread="yes"], [with_libpthread="no (libpthread not found)"], [])
+ fi
+ if test "x$with_libpthread" = "xyes"
+ then
+       AC_CHECK_HEADERS(pthread.h,, [with_libpthread="no (pthread.h not found)"])
+ fi
+ if test "x$with_libpthread" = "xyes"
+ then
+       collect_pthread=1
+ else
+       collect_pthread=0
+ fi
+ AC_DEFINE_UNQUOTED(HAVE_LIBPTHREAD, [$collect_pthread],
+       [Wether or not to use pthread (POSIX threads) library])
+ AM_CONDITIONAL(BUILD_WITH_LIBPTHREAD, test "x$with_libpthread" = "xyes")
+ # }}}
+ # --with-python {{{
+ with_python_prog=""
+ with_python_path="$PATH"
+ AC_ARG_WITH(python, [AS_HELP_STRING([--with-python@<:@=PREFIX@:>@], [Path to the python interpreter.])],
+ [
+  if test "x$withval" = "xyes" || test "x$withval" = "xno"
+  then
+        with_python="$withval"
+  else if test -x "$withval"
+  then
+        with_python_prog="$withval"
+        with_python_path="`dirname \"$withval\"`$PATH_SEPARATOR$with_python_path"
+        with_python="yes"
+  else if test -d "$withval"
+  then
+        with_python_path="$withval$PATH_SEPARATOR$with_python_path"
+        with_python="yes"
+  else
+        AC_MSG_WARN([Argument not recognized: $withval])
+  fi; fi; fi
+ ], [with_python="yes"])
+ SAVE_PATH="$PATH"
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ SAVE_LIBS="$LIBS"
+ PATH="$with_python_path"
+ if test "x$with_python" = "xyes" && test "x$with_python_prog" = "x"
+ then
+       AC_MSG_CHECKING([for python])
+       with_python_prog="`which python 2>/dev/null`"
+       if test "x$with_python_prog" = "x"
+       then
+               AC_MSG_RESULT([not found])
+               with_python="no (interpreter not found)"
+       else
+               AC_MSG_RESULT([$with_python_prog])
+       fi
+ fi
+ if test "x$with_python" = "xyes"
+ then
+       AC_MSG_CHECKING([for Python CPPFLAGS])
+       python_include_path=`echo "import distutils.sysconfig;import sys;sys.stdout.write(distutils.sysconfig.get_python_inc())" | "$with_python_prog" 2>&1`
+       python_config_status=$?
+       if test "$python_config_status" -ne 0 || test "x$python_include_path" = "x"
+       then
+               AC_MSG_RESULT([failed with status $python_config_status (output: $python_include_path)])
+               with_python="no"
+       else
+               AC_MSG_RESULT([$python_include_path])
+       fi
+ fi
+ if test "x$with_python" = "xyes"
+ then
+       CPPFLAGS="-I$python_include_path $CPPFLAGS"
+       AC_CHECK_HEADERS(Python.h,
+                        [with_python="yes"],
+                        [with_python="no ('Python.h' not found)"])
+ fi
+ if test "x$with_python" = "xyes"
+ then
+       AC_MSG_CHECKING([for Python LDFLAGS])
+       python_library_path=`echo "import distutils.sysconfig;import sys;sys.stdout.write(distutils.sysconfig.get_config_vars(\"LIBDIR\").__getitem__(0))" | "$with_python_prog" 2>&1`
+       python_config_status=$?
+       if test "$python_config_status" -ne 0 || test "x$python_library_path" = "x"
+       then
+               AC_MSG_RESULT([failed with status $python_config_status (output: $python_library_path)])
+               with_python="no"
+       else
+               AC_MSG_RESULT([$python_library_path])
+       fi
+ fi
+ if test "x$with_python" = "xyes"
+ then
+       AC_MSG_CHECKING([for Python LIBS])
+       python_library_flags=`echo "import distutils.sysconfig;import sys;sys.stdout.write(distutils.sysconfig.get_config_vars(\"BLDLIBRARY\").__getitem__(0))" | "$with_python_prog" 2>&1`
+       python_config_status=$?
+       if test "$python_config_status" -ne 0 || test "x$python_library_flags" = "x"
+       then
+               AC_MSG_RESULT([failed with status $python_config_status (output: $python_library_flags)])
+               with_python="no"
+       else
+               AC_MSG_RESULT([$python_library_flags])
+       fi
+ fi
+ if test "x$with_python" = "xyes"
+ then
+       LDFLAGS="-L$python_library_path $LDFLAGS"
+       LIBS="$python_library_flags $LIBS"
+       AC_CHECK_FUNC(PyObject_CallFunction,
+                     [with_python="yes"],
+                     [with_python="no (Symbol 'PyObject_CallFunction' not found)"])
+ fi
+ PATH="$SAVE_PATH"
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ LIBS="$SAVE_LIBS"
+ if test "x$with_python" = "xyes"
+ then
+       BUILD_WITH_PYTHON_CPPFLAGS="-I$python_include_path"
+       BUILD_WITH_PYTHON_LDFLAGS="-L$python_library_path"
+       BUILD_WITH_PYTHON_LIBS="$python_library_flags"
+       AC_SUBST(BUILD_WITH_PYTHON_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_PYTHON_LDFLAGS)
+       AC_SUBST(BUILD_WITH_PYTHON_LIBS)
+ fi
+ # }}} --with-python
+ # --with-librabbitmq {{{
+ with_librabbitmq_cppflags=""
+ with_librabbitmq_ldflags=""
+ AC_ARG_WITH(librabbitmq, [AS_HELP_STRING([--with-librabbitmq@<:@=PREFIX@:>@], [Path to librabbitmq.])],
+ [
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               with_librabbitmq_cppflags="-I$withval/include"
+               with_librabbitmq_ldflags="-L$withval/lib"
+               with_librabbitmq="yes"
+       else
+               with_librabbitmq="$withval"
+       fi
+ ],
+ [
+       with_librabbitmq="yes"
+ ])
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $with_librabbitmq_cppflags"
+ LDFLAGS="$LDFLAGS $with_librabbitmq_ldflags"
+ if test "x$with_librabbitmq" = "xyes"
+ then
+       AC_CHECK_HEADERS(amqp.h, [with_librabbitmq="yes"], [with_librabbitmq="no (amqp.h not found)"])
+ fi
+ if test "x$with_librabbitmq" = "xyes"
+ then
+       # librabbitmq up to version 0.9.1 provides "library_errno", later
+       # versions use "library_error". The library does not provide a version
+       # macro :( Use "AC_CHECK_MEMBERS" (plural) for automatic defines.
+       AC_CHECK_MEMBERS([amqp_rpc_reply_t.library_errno],,,
+                        [
+ #if HAVE_STDLIB_H
+ # include <stdlib.h>
+ #endif
+ #if HAVE_STDIO_H
+ # include <stdio.h>
+ #endif
+ #if HAVE_STDINT_H
+ # include <stdint.h>
+ #endif
+ #if HAVE_INTTYPES_H
+ # include <inttypes.h>
+ #endif
+ #include <amqp.h>
+                          ])
+ fi
+ if test "x$with_librabbitmq" = "xyes"
+ then
+       AC_CHECK_LIB(rabbitmq, amqp_basic_publish, [with_librabbitmq="yes"], [with_librabbitmq="no (Symbol 'amqp_basic_publish' not found)"])
+ fi
+ if test "x$with_librabbitmq" = "xyes"
+ then
+       BUILD_WITH_LIBRABBITMQ_CPPFLAGS="$with_librabbitmq_cppflags"
+       BUILD_WITH_LIBRABBITMQ_LDFLAGS="$with_librabbitmq_ldflags"
+       BUILD_WITH_LIBRABBITMQ_LIBS="-lrabbitmq"
+       AC_SUBST(BUILD_WITH_LIBRABBITMQ_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBRABBITMQ_LDFLAGS)
+       AC_SUBST(BUILD_WITH_LIBRABBITMQ_LIBS)
+       AC_DEFINE(HAVE_LIBRABBITMQ, 1, [Define if librabbitmq is present and usable.])
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ AM_CONDITIONAL(BUILD_WITH_LIBRABBITMQ, test "x$with_librabbitmq" = "xyes")
+ # }}}
+ # --with-librouteros {{{
+ AC_ARG_WITH(librouteros, [AS_HELP_STRING([--with-librouteros@<:@=PREFIX@:>@], [Path to librouteros.])],
+ [
+  if test "x$withval" = "xyes"
+  then
+        with_librouteros="yes"
+  else if test "x$withval" = "xno"
+  then
+        with_librouteros="no"
+  else
+        with_librouteros="yes"
+        LIBROUTEROS_CPPFLAGS="$LIBROUTEROS_CPPFLAGS -I$withval/include"
+        LIBROUTEROS_LDFLAGS="$LIBROUTEROS_LDFLAGS -L$withval/lib"
+  fi; fi
+ ],
+ [with_librouteros="yes"])
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $LIBROUTEROS_CPPFLAGS"
+ LDFLAGS="$LDFLAGS $LIBROUTEROS_LDFLAGS"
+ if test "x$with_librouteros" = "xyes"
+ then
+       if test "x$LIBROUTEROS_CPPFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([librouteros CPPFLAGS: $LIBROUTEROS_CPPFLAGS])
+       fi
+       AC_CHECK_HEADERS(routeros_api.h,
+       [with_librouteros="yes"],
+       [with_librouteros="no (routeros_api.h not found)"])
+ fi
+ if test "x$with_librouteros" = "xyes"
+ then
+       if test "x$LIBROUTEROS_LDFLAGS" != "x"
+       then
+               AC_MSG_NOTICE([librouteros LDFLAGS: $LIBROUTEROS_LDFLAGS])
+       fi
+       AC_CHECK_LIB(routeros, ros_interface,
+       [with_librouteros="yes"],
+       [with_librouteros="no (symbol 'ros_interface' not found)"])
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ if test "x$with_librouteros" = "xyes"
+ then
+       BUILD_WITH_LIBROUTEROS_CPPFLAGS="$LIBROUTEROS_CPPFLAGS"
+       BUILD_WITH_LIBROUTEROS_LDFLAGS="$LIBROUTEROS_LDFLAGS"
+       AC_SUBST(BUILD_WITH_LIBROUTEROS_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBROUTEROS_LDFLAGS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBROUTEROS, test "x$with_librouteros" = "xyes")
+ # }}}
+ # --with-librrd {{{
+ # AC_ARG_WITH (package, help-string, [action-if-given], [action-if-not-given])
+ librrd_cflags=""
+ librrd_ldflags=""
+ librrd_threadsafe="yes"
+ librrd_rrdc_update="no"
+ AC_ARG_WITH(librrd, [AS_HELP_STRING([--with-librrd@<:@=PREFIX@:>@], [Path to rrdtool.])],
+ [     if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               librrd_cflags="-I$withval/include"
+               librrd_ldflags="-L$withval/lib"
+               with_librrd="yes"
+       else
+               with_librrd="$withval"
+       fi
+ ], [with_librrd="yes"])
+ if test "x$with_librrd" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $librrd_cflags"
+       LDFLAGS="$LDFLAGS $librrd_ldflags"
+       AC_CHECK_HEADERS(rrd.h,, [with_librrd="no (rrd.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_librrd" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $librrd_cflags"
+       LDFLAGS="$LDFLAGS $librrd_ldflags"
+       AC_CHECK_LIB(rrd_th, rrd_update_r,
+       [with_librrd="yes"
+        librrd_ldflags="$librrd_ldflags -lrrd_th -lm"
+       ],
+       [librrd_threadsafe="no"
+        AC_CHECK_LIB(rrd, rrd_update,
+        [with_librrd="yes"
+         librrd_ldflags="$librrd_ldflags -lrrd -lm"
+        ],
+        [with_librrd="no (symbol 'rrd_update' not found)"],
+        [-lm])
+       ],
+       [-lm])
+       if test "x$librrd_threadsafe" = "xyes"
+       then
+               AC_CHECK_LIB(rrd_th, rrdc_update, [librrd_rrdc_update="yes"], [librrd_rrdc_update="no"])
+       else
+               AC_CHECK_LIB(rrd, rrdc_update, [librrd_rrdc_update="yes"], [librrd_rrdc_update="no"])
+       fi
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_librrd" = "xyes"
+ then
+       BUILD_WITH_LIBRRD_CFLAGS="$librrd_cflags"
+       BUILD_WITH_LIBRRD_LDFLAGS="$librrd_ldflags"
+       AC_SUBST(BUILD_WITH_LIBRRD_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBRRD_LDFLAGS)
+ fi
+ if test "x$librrd_threadsafe" = "xyes"
+ then
+       AC_DEFINE(HAVE_THREADSAFE_LIBRRD, 1, [Define to 1 if you have the threadsafe rrd library (-lrrd_th).])
+ fi
+ # }}}
+ # --with-libsensors {{{
+ with_sensors_cflags=""
+ with_sensors_ldflags=""
+ AC_ARG_WITH(libsensors, [AS_HELP_STRING([--with-libsensors@<:@=PREFIX@:>@], [Path to lm_sensors.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_libsensors="no"
+       else
+               with_libsensors="yes"
+               if test "x$withval" != "xyes"
+               then
+                       with_sensors_cflags="-I$withval/include"
+                       with_sensors_ldflags="-L$withval/lib"
+                       with_libsensors="yes"
+               fi
+       fi
+ ],
+ [
+       if test "x$ac_system" = "xLinux"
+       then
+               with_libsensors="yes"
+       else
+               with_libsensors="no (Linux only library)"
+       fi
+ ])
+ if test "x$with_libsensors" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_sensors_cflags"
+ #     AC_CHECK_HEADERS(sensors/sensors.h,
+ #     [
+ #             AC_DEFINE(HAVE_SENSORS_SENSORS_H, 1, [Define to 1 if you have the <sensors/sensors.h> header file.])
+ #     ],
+ #     [with_libsensors="no (sensors/sensors.h not found)"])
+       AC_CHECK_HEADERS(sensors/sensors.h, [], [with_libsensors="no (sensors/sensors.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libsensors" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_sensors_cflags"
+       LDFLAGS="$LDFLAGS $with_sensors_ldflags"
+       AC_CHECK_LIB(sensors, sensors_init,
+       [
+               AC_DEFINE(HAVE_LIBSENSORS, 1, [Define to 1 if you have the sensors library (-lsensors).])
+       ],
+       [with_libsensors="no (libsensors not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libsensors" = "xyes"
+ then
+       BUILD_WITH_LIBSENSORS_CFLAGS="$with_sensors_cflags"
+       BUILD_WITH_LIBSENSORS_LDFLAGS="$with_sensors_ldflags"
+       AC_SUBST(BUILD_WITH_LIBSENSORS_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBSENSORS_LDFLAGS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LM_SENSORS, test "x$with_libsensors" = "xyes")
+ # }}}
+ # --with-libsigrok {{{
+ with_libsigrok_cflags=""
+ with_libsigrok_ldflags=""
+ AC_ARG_WITH(libsigrok, [AS_HELP_STRING([--with-libsigrok@<:@=PREFIX@:>@], [Path to libsigrok.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_libsigrok="no"
+       else
+               with_libsigrok="yes"
+               if test "x$withval" != "xyes"
+               then
+                       with_libsigrok_cflags="-I$withval/include"
+                       with_libsigrok_ldflags="-L$withval/lib"
+               fi
+       fi
+ ],[])
+ # libsigrok has a glib dependency
+ if test "x$with_libsigrok" = "xyes"
+ then
+       if test -z "m4_ifdef([AM_PATH_GLIB_2_0], [yes], [])"
+       then
+               with_libsigrok="no (glib not available)"
+       else
+               AM_PATH_GLIB_2_0([2.28.0],
+                       [with_libsigrok_cflags="$with_libsigrok_cflags $GLIB_CFLAGS"; with_libsigrok_ldflags="$with_libsigrok_ldflags $GLIB_LIBS"])
+       fi
+ fi
+ # libsigrok headers
+ if test "x$with_libsigrok" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libsigrok_cflags"
+       AC_CHECK_HEADERS(libsigrok/libsigrok.h, [], [with_libsigrok="no (libsigrok/libsigrok.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ # libsigrok library
+ if test "x$with_libsigrok" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libsigrok_cflags"
+       LDFLAGS="$LDFLAGS $with_libsigrok_ldflags"
+       AC_CHECK_LIB(sigrok, sr_init,
+       [
+               AC_DEFINE(HAVE_LIBSIGROK, 1, [Define to 1 if you have the sigrok library (-lsigrok).])
+       ],
+       [with_libsigrok="no (libsigrok not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libsigrok" = "xyes"
+ then
+       BUILD_WITH_LIBSIGROK_CFLAGS="$with_libsigrok_cflags"
+       BUILD_WITH_LIBSIGROK_LDFLAGS="$with_libsigrok_ldflags"
+       AC_SUBST(BUILD_WITH_LIBSIGROK_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBSIGROK_LDFLAGS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBSIGROK, test "x$with_libsigrok" = "xyes")
+ # }}}
+ # --with-libstatgrab {{{
+ with_libstatgrab_cflags=""
+ with_libstatgrab_ldflags=""
+ AC_ARG_WITH(libstatgrab, [AS_HELP_STRING([--with-libstatgrab@<:@=PREFIX@:>@], [Path to libstatgrab.])],
+ [
+  if test "x$withval" != "xno" \
+    && test "x$withval" != "xyes"
+  then
+    with_libstatgrab_cflags="-I$withval/include"
+    with_libstatgrab_ldflags="-L$withval/lib -lstatgrab"
+    with_libstatgrab="yes"
+    with_libstatgrab_pkg_config="no"
+  else
+    with_libstatgrab="$withval"
+    with_libstatgrab_pkg_config="yes"
+  fi
+  ],
+ [
+  with_libstatgrab="yes"
+  with_libstatgrab_pkg_config="yes"
+ ])
+ if test "x$with_libstatgrab" = "xyes" \
+   && test "x$with_libstatgrab_pkg_config" = "xyes"
+ then
+   if test "x$PKG_CONFIG" != "x"
+   then
+     AC_MSG_CHECKING([pkg-config for libstatgrab])
+     temp_result="found"
+     $PKG_CONFIG --exists libstatgrab 2>/dev/null
+     if test "$?" != "0"
+     then
+       with_libstatgrab_pkg_config="no"
+       with_libstatgrab="no (pkg-config doesn't know libstatgrab)"
+       temp_result="not found"
+     fi
+     AC_MSG_RESULT([$temp_result])
+   else
+     AC_MSG_NOTICE([pkg-config not available, trying to guess flags for the statgrab library.])
+     with_libstatgrab_pkg_config="no"
+     with_libstatgrab_ldflags="$with_libstatgrab_ldflags -lstatgrab"
+   fi
+ fi
+ if test "x$with_libstatgrab" = "xyes" \
+   && test "x$with_libstatgrab_pkg_config" = "xyes" \
+   && test "x$with_libstatgrab_cflags" = "x"
+ then
+   AC_MSG_CHECKING([for libstatgrab CFLAGS])
+   temp_result="`$PKG_CONFIG --cflags libstatgrab`"
+   if test "$?" = "0"
+   then
+     with_libstatgrab_cflags="$temp_result"
+   else
+     with_libstatgrab="no ($PKG_CONFIG --cflags libstatgrab failed)"
+     temp_result="$PKG_CONFIG --cflags libstatgrab failed"
+   fi
+   AC_MSG_RESULT([$temp_result])
+ fi
+ if test "x$with_libstatgrab" = "xyes" \
+   && test "x$with_libstatgrab_pkg_config" = "xyes" \
+   && test "x$with_libstatgrab_ldflags" = "x"
+ then
+   AC_MSG_CHECKING([for libstatgrab LDFLAGS])
+   temp_result="`$PKG_CONFIG --libs libstatgrab`"
+   if test "$?" = "0"
+   then
+     with_libstatgrab_ldflags="$temp_result"
+   else
+     with_libstatgrab="no ($PKG_CONFIG --libs libstatgrab failed)"
+     temp_result="$PKG_CONFIG --libs libstatgrab failed"
+   fi
+   AC_MSG_RESULT([$temp_result])
+ fi
+ if test "x$with_libstatgrab" = "xyes"
+ then
+   SAVE_CPPFLAGS="$CPPFLAGS"
+   CPPFLAGS="$CPPFLAGS $with_libstatgrab_cflags"
+   AC_CHECK_HEADERS(statgrab.h,
+                  [with_libstatgrab="yes"],
+                  [with_libstatgrab="no (statgrab.h not found)"])
+   CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libstatgrab" = "xyes"
+ then
+   SAVE_CFLAGS="$CFLAGS"
+   SAVE_LDFLAGS="$LDFLAGS"
+   CFLAGS="$CFLAGS $with_libstatgrab_cflags"
+   LDFLAGS="$LDFLAGS $with_libstatgrab_ldflags"
+   AC_CHECK_LIB(statgrab, sg_init,
+              [with_libstatgrab="yes"],
+              [with_libstatgrab="no (symbol sg_init not found)"])
+   CFLAGS="$SAVE_CFLAGS"
+   LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBSTATGRAB, test "x$with_libstatgrab" = "xyes")
+ if test "x$with_libstatgrab" = "xyes"
+ then
+   AC_DEFINE(HAVE_LIBSTATGRAB, 1, [Define to 1 if you have the 'statgrab' library (-lstatgrab)])
+   BUILD_WITH_LIBSTATGRAB_CFLAGS="$with_libstatgrab_cflags"
+   BUILD_WITH_LIBSTATGRAB_LDFLAGS="$with_libstatgrab_ldflags"
+   AC_SUBST(BUILD_WITH_LIBSTATGRAB_CFLAGS)
+   AC_SUBST(BUILD_WITH_LIBSTATGRAB_LDFLAGS)
+ fi
+ # }}}
+ # --with-libtokyotyrant {{{
+ with_libtokyotyrant_cppflags=""
+ with_libtokyotyrant_ldflags=""
+ with_libtokyotyrant_libs=""
+ AC_ARG_WITH(libtokyotyrant, [AS_HELP_STRING([--with-libtokyotyrant@<:@=PREFIX@:>@], [Path to libtokyotyrant.])],
+ [
+   if test "x$withval" = "xno"
+   then
+     with_libtokyotyrant="no"
+   else if test "x$withval" = "xyes"
+   then
+     with_libtokyotyrant="yes"
+   else
+     with_libtokyotyrant_cppflags="-I$withval/include"
+     with_libtokyotyrant_ldflags="-L$withval/include"
+     with_libtokyotyrant_libs="-ltokyotyrant"
+     with_libtokyotyrant="yes"
+   fi; fi
+ ],
+ [
+   with_libtokyotyrant="yes"
+ ])
+ if test "x$with_libtokyotyrant" = "xyes"
+ then
+   if $PKG_CONFIG --exists tokyotyrant
+   then
+     with_libtokyotyrant_cppflags="$with_libtokyotyrant_cppflags `$PKG_CONFIG --cflags tokyotyrant`"
+     with_libtokyotyrant_ldflags="$with_libtokyotyrant_ldflags `pkg-config --libs-only-L tokyotyrant`"
+     with_libtokyotyrant_libs="$with_libtokyotyrant_libs `pkg-config --libs-only-l tokyotyrant`"
+   fi
+ fi
+ SAVE_CPPFLAGS="$CPPFLAGS"
+ SAVE_LDFLAGS="$LDFLAGS"
+ CPPFLAGS="$CPPFLAGS $with_libtokyotyrant_cppflags"
+ LDFLAGS="$LDFLAGS $with_libtokyotyrant_ldflags"
+ if test "x$with_libtokyotyrant" = "xyes"
+ then
+   AC_CHECK_HEADERS(tcrdb.h,
+   [
+           AC_DEFINE(HAVE_TCRDB_H, 1,
+                     [Define to 1 if you have the <tcrdb.h> header file.])
+   ], [with_libtokyotyrant="no (tcrdb.h not found)"])
+ fi
+ if test "x$with_libtokyotyrant" = "xyes"
+ then
+   AC_CHECK_LIB(tokyotyrant, tcrdbrnum,
+   [
+           AC_DEFINE(HAVE_LIBTOKYOTYRANT, 1,
+                     [Define to 1 if you have the tokyotyrant library (-ltokyotyrant).])
+   ],
+   [with_libtokyotyrant="no (symbol tcrdbrnum not found)"],
+   [$with_libtokyotyrant_libs])
+ fi
+ CPPFLAGS="$SAVE_CPPFLAGS"
+ LDFLAGS="$SAVE_LDFLAGS"
+ if test "x$with_libtokyotyrant" = "xyes"
+ then 
+   BUILD_WITH_LIBTOKYOTYRANT_CPPFLAGS="$with_libtokyotyrant_cppflags"
+   BUILD_WITH_LIBTOKYOTYRANT_LDFLAGS="$with_libtokyotyrant_ldflags"
+   BUILD_WITH_LIBTOKYOTYRANT_LIBS="$with_libtokyotyrant_libs"
+   AC_SUBST(BUILD_WITH_LIBTOKYOTYRANT_CPPFLAGS)
+   AC_SUBST(BUILD_WITH_LIBTOKYOTYRANT_LDFLAGS)
+   AC_SUBST(BUILD_WITH_LIBTOKYOTYRANT_LIBS)
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBTOKYOTYRANT, test "x$with_libtokyotyrant" = "xyes")
+ # }}}
+ # --with-libupsclient {{{
+ with_libupsclient_config=""
+ with_libupsclient_cflags=""
+ with_libupsclient_libs=""
+ AC_ARG_WITH(libupsclient, [AS_HELP_STRING([--with-libupsclient@<:@=PREFIX@:>@], [Path to the upsclient library.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_libupsclient="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libupsclient="use_pkgconfig"
+       else
+               if test -x "$withval"
+               then
+                       with_libupsclient_config="$withval"
+                       with_libupsclient="use_libupsclient_config"
+               else if test -x "$withval/bin/libupsclient-config"
+               then
+                       with_libupsclient_config="$withval/bin/libupsclient-config"
+                       with_libupsclient="use_libupsclient_config"
+               else
+                       AC_MSG_NOTICE([Not checking for libupsclient: Manually configured])
+                       with_libupsclient_cflags="-I$withval/include"
+                       with_libupsclient_libs="-L$withval/lib -lupsclient"
+                       with_libupsclient="yes"
+               fi; fi
+       fi; fi
+ ],
+ [with_libupsclient="use_pkgconfig"])
+ # configure using libupsclient-config
+ if test "x$with_libupsclient" = "xuse_libupsclient_config"
+ then
+       AC_MSG_NOTICE([Checking for libupsclient using $with_libupsclient_config])
+       with_libupsclient_cflags="`$with_libupsclient_config --cflags`"
+       if test $? -ne 0
+       then
+               with_libupsclient="no ($with_libupsclient_config failed)"
+       fi
+       with_libupsclient_libs="`$with_libupsclient_config --libs`"
+       if test $? -ne 0
+       then
+               with_libupsclient="no ($with_libupsclient_config failed)"
+       fi
+ fi
+ if test "x$with_libupsclient" = "xuse_libupsclient_config"
+ then
+       with_libupsclient="yes"
+ fi
+ # configure using pkg-config
+ if test "x$with_libupsclient" = "xuse_pkgconfig"
+ then
+       if test "x$PKG_CONFIG" = "x"
+       then
+               with_libupsclient="no (Don't have pkg-config)"
+       fi
+ fi
+ if test "x$with_libupsclient" = "xuse_pkgconfig"
+ then
+       AC_MSG_NOTICE([Checking for libupsclient using $PKG_CONFIG])
+       $PKG_CONFIG --exists 'libupsclient' 2>/dev/null
+       if test $? -ne 0
+       then
+               with_libupsclient="no (pkg-config doesn't know libupsclient)"
+       fi
+ fi
+ if test "x$with_libupsclient" = "xuse_pkgconfig"
+ then
+       with_libupsclient_cflags="`$PKG_CONFIG --cflags 'libupsclient'`"
+       if test $? -ne 0
+       then
+               with_libupsclient="no ($PKG_CONFIG failed)"
+       fi
+       with_libupsclient_libs="`$PKG_CONFIG --libs 'libupsclient'`"
+       if test $? -ne 0
+       then
+               with_libupsclient="no ($PKG_CONFIG failed)"
+       fi
+ fi
+ if test "x$with_libupsclient" = "xuse_pkgconfig"
+ then
+       with_libupsclient="yes"
+ fi
+ # with_libupsclient_cflags and with_libupsclient_libs are set up now, let's do
+ # the actual checks.
+ if test "x$with_libupsclient" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libupsclient_cflags"
+       AC_CHECK_HEADERS(upsclient.h, [], [with_libupsclient="no (upsclient.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libupsclient" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libupsclient_cflags"
+       LDFLAGS="$LDFLAGS $with_libupsclient_libs"
+       AC_CHECK_LIB(upsclient, upscli_connect,
+                    [with_libupsclient="yes"],
+                    [with_libupsclient="no (symbol upscli_connect not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libupsclient" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libupsclient_cflags"
+       AC_CHECK_TYPES([UPSCONN_t, UPSCONN], [], [],
+ [#include <stdlib.h>
+ #include <stdio.h>
+ #include <upsclient.h>])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libupsclient" = "xyes"
+ then
+       BUILD_WITH_LIBUPSCLIENT_CFLAGS="$with_libupsclient_cflags"
+       BUILD_WITH_LIBUPSCLIENT_LIBS="$with_libupsclient_libs"
+       AC_SUBST(BUILD_WITH_LIBUPSCLIENT_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBUPSCLIENT_LIBS)
+ fi
+ # }}}
+ # --with-libxmms {{{
+ with_xmms_config="xmms-config"
+ with_xmms_cflags=""
+ with_xmms_libs=""
+ AC_ARG_WITH(libxmms, [AS_HELP_STRING([--with-libxmms@<:@=PREFIX@:>@], [Path to libxmms.])],
+ [
+       if test "x$withval" != "xno" \
+               && test "x$withval" != "xyes"
+       then
+               if test -f "$withval" && test -x "$withval";
+               then
+                       with_xmms_config="$withval"
+               else if test -x "$withval/bin/xmms-config"
+               then
+                       with_xmms_config="$withval/bin/xmms-config"
+               fi; fi
+               with_libxmms="yes"
+       else if test "x$withval" = "xno"
+       then
+               with_libxmms="no"
+       else
+               with_libxmms="yes"
+       fi; fi
+ ],
+ [
+       with_libxmms="yes"
+ ])
+ if test "x$with_libxmms" = "xyes"
+ then
+       with_xmms_cflags=`$with_xmms_config --cflags 2>/dev/null`
+       xmms_config_status=$?
+       if test $xmms_config_status -ne 0
+       then
+               with_libxmms="no"
+       fi
+ fi
+ if test "x$with_libxmms" = "xyes"
+ then
+       with_xmms_libs=`$with_xmms_config --libs 2>/dev/null`
+       xmms_config_status=$?
+       if test $xmms_config_status -ne 0
+       then
+               with_libxmms="no"
+       fi
+ fi
+ if test "x$with_libxmms" = "xyes"
+ then
+       AC_CHECK_LIB(xmms, xmms_remote_get_info,
+       [
+               BUILD_WITH_LIBXMMS_CFLAGS="$with_xmms_cflags"
+               BUILD_WITH_LIBXMMS_LIBS="$with_xmms_libs"
+               AC_SUBST(BUILD_WITH_LIBXMMS_CFLAGS)
+               AC_SUBST(BUILD_WITH_LIBXMMS_LIBS)
+       ],
+       [
+               with_libxmms="no"
+       ],
+       [$with_xmms_libs])
+ fi
+ with_libxmms_numeric=0
+ if test "x$with_libxmms" = "xyes"
+ then
+       with_libxmms_numeric=1
+ fi
+ AC_DEFINE_UNQUOTED(HAVE_LIBXMMS, [$with_libxmms_numeric], [Define to 1 if you have the 'xmms' library (-lxmms).])
+ AM_CONDITIONAL(BUILD_WITH_LIBXMMS, test "x$with_libxmms" = "xyes")
+ # }}}
+ # --with-libyajl {{{
+ with_libyajl_cppflags=""
+ with_libyajl_ldflags=""
+ AC_ARG_WITH(libyajl, [AS_HELP_STRING([--with-libyajl@<:@=PREFIX@:>@], [Path to libyajl.])],
+ [
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               with_libyajl_cppflags="-I$withval/include"
+               with_libyajl_ldflags="-L$withval/lib"
+               with_libyajl="yes"
+       else
+               with_libyajl="$withval"
+       fi
+ ],
+ [
+       with_libyajl="yes"
+ ])
+ if test "x$with_libyajl" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libyajl_cppflags"
+       AC_CHECK_HEADERS(yajl/yajl_parse.h, [with_libyajl="yes"], [with_libyajl="no (yajl/yajl_parse.h not found)"])
+       AC_CHECK_HEADERS(yajl/yajl_version.h)
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libyajl" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libyajl_cppflags"
+       LDFLAGS="$LDFLAGS $with_libyajl_ldflags"
+       AC_CHECK_LIB(yajl, yajl_alloc, [with_libyajl="yes"], [with_libyajl="no (Symbol 'yajl_alloc' not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libyajl" = "xyes"
+ then
+       BUILD_WITH_LIBYAJL_CPPFLAGS="$with_libyajl_cppflags"
+       BUILD_WITH_LIBYAJL_LDFLAGS="$with_libyajl_ldflags"
+       BUILD_WITH_LIBYAJL_LIBS="-lyajl"
+       AC_SUBST(BUILD_WITH_LIBYAJL_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_LIBYAJL_LDFLAGS)
+       AC_SUBST(BUILD_WITH_LIBYAJL_LIBS)
+       AC_DEFINE(HAVE_LIBYAJL, 1, [Define if libyajl is present and usable.])
+ fi
+ AM_CONDITIONAL(BUILD_WITH_LIBYAJL, test "x$with_libyajl" = "xyes")
+ # }}}
+ # --with-mic {{{
+ with_mic_cflags="-I/opt/intel/mic/sysmgmt/sdk/include"
+ with_mic_ldpath="-L/opt/intel/mic/sysmgmt/sdk/lib/Linux"
+ with_mic_libs=""
+ AC_ARG_WITH(mic,[AS_HELP_STRING([--with-mic@<:@=PREFIX@:>@], [Path to Intel MIC Access API.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_mic="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_mic="yes"
+       else if test -d "$with_mic/lib"
+       then
+               AC_MSG_NOTICE([Not checking for Intel Mic: Manually configured])
+               with_mic_cflags="-I$withval/include"
+               with_mic_ldpath="-L$withval/lib/Linux"
+               with_mic_libs="-lMicAccessSDK -lscif -lpthread"
+               with_mic="yes"
+       fi; fi; fi
+ ],
+ [with_mic="yes"])
+ if test "x$with_mic" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_mic_cflags"
+       AC_CHECK_HEADERS(MicAccessApi.h,[],[with_mic="no (MicAccessApi not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_mic" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_mic_cflags"
+       LDFLAGS="$LDFLAGS $with_mic_ldpath"
+       AC_CHECK_LIB(MicAccessSDK, MicInitAPI,
+                       [with_mic_ldpath="$with_mic_ldpath"
+                       with_mic_libs="-lMicAccessSDK -lscif -lpthread"],
+                       [with_mic="no (symbol MicInitAPI not found)"],[-lscif -lpthread])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_mic" = "xyes"
+ then
+       BUILD_WITH_MIC_CPPFLAGS="$with_mic_cflags"
+       BUILD_WITH_MIC_LIBPATH="$with_mic_ldpath"
+       BUILD_WITH_MIC_LDADD="$with_mic_libs"
+       AC_SUBST(BUILD_WITH_MIC_CPPFLAGS)
+       AC_SUBST(BUILD_WITH_MIC_LIBPATH)
+       AC_SUBST(BUILD_WITH_MIC_LDADD)
+ fi
+ #}}}
+ # --with-libvarnish {{{
+ with_libvarnish_cppflags=""
+ with_libvarnish_cflags=""
+ with_libvarnish_libs=""
+ AC_ARG_WITH(libvarnish, [AS_HELP_STRING([--with-libvarnish@<:@=PREFIX@:>@], [Path to libvarnish.])],
+ [
+       if test "x$withval" = "xno"
+       then
+               with_libvarnish="no"
+       else if test "x$withval" = "xyes"
+       then
+               with_libvarnish="use_pkgconfig"
+       else if test -d "$with_libvarnish/lib"
+       then
+               AC_MSG_NOTICE([Not checking for libvarnish: Manually configured])
+               with_libvarnish_cflags="-I$withval/include"
+               with_libvarnish_libs="-L$withval/lib -lvarnishapi"
+               with_libvarnish="yes"
+       fi; fi; fi
+ ],
+ [with_libvarnish="use_pkgconfig"])
+ # configure using pkg-config
+ if test "x$with_libvarnish" = "xuse_pkgconfig"
+ then
+       if test "x$PKG_CONFIG" = "x"
+       then
+               with_libvarnish="no (Don't have pkg-config)"
+       fi
+ fi
+ if test "x$with_libvarnish" = "xuse_pkgconfig"
+ then
+       AC_MSG_NOTICE([Checking for varnishapi using $PKG_CONFIG])
+       $PKG_CONFIG --exists 'varnishapi' 2>/dev/null
+       if test $? -ne 0
+       then
+               with_libvarnish="no (pkg-config doesn't know varnishapi)"
+       fi
+ fi
+ if test "x$with_libvarnish" = "xuse_pkgconfig"
+ then
+       with_libvarnish_cflags="`$PKG_CONFIG --cflags 'varnishapi'`"
+       if test $? -ne 0
+       then
+               with_libvarnish="no ($PKG_CONFIG failed)"
+       fi
+       with_libvarnish_libs="`$PKG_CONFIG --libs 'varnishapi'`"
+       if test $? -ne 0
+       then
+               with_libvarnish="no ($PKG_CONFIG failed)"
+       fi
+ fi
+ if test "x$with_libvarnish" = "xuse_pkgconfig"
+ then
+       with_libvarnish="yes"
+ fi
+ # with_libvarnish_cflags and with_libvarnish_libs are set up now, let's do
+ # the actual checks.
+ if test "x$with_libvarnish" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libvarnish_cflags"
+       AC_CHECK_HEADERS(varnish/varnishapi.h, [], [with_libvarnish="no (varnish/varnishapi.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libvarnish" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       #SAVE_LDFLAGS="$LDFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libvarnish_cflags"
+       #LDFLAGS="$LDFLAGS $with_libvarnish_libs"
+     AC_CHECK_HEADERS(varnish/vsc.h,
+         [AC_DEFINE([HAVE_VARNISH_V3], [1], [Varnish 3 API support])],
+         [AC_DEFINE([HAVE_VARNISH_V2], [1], [Varnish 2 API support])])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+       #LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ if test "x$with_libvarnish" = "xyes"
+ then
+       BUILD_WITH_LIBVARNISH_CFLAGS="$with_libvarnish_cflags"
+       BUILD_WITH_LIBVARNISH_LIBS="$with_libvarnish_libs"
+       AC_SUBST(BUILD_WITH_LIBVARNISH_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBVARNISH_LIBS)
+ fi
+ # }}}
+ # pkg-config --exists 'libxml-2.0'; pkg-config --exists libvirt {{{
+ with_libxml2="no (pkg-config isn't available)"
+ with_libxml2_cflags=""
+ with_libxml2_ldflags=""
+ with_libvirt="no (pkg-config isn't available)"
+ with_libvirt_cflags=""
+ with_libvirt_ldflags=""
+ if test "x$PKG_CONFIG" != "x"
+ then
+       pkg-config --exists 'libxml-2.0' 2>/dev/null
+       if test "$?" = "0"
+       then
+               with_libxml2="yes"
+       else
+               with_libxml2="no (pkg-config doesn't know libxml-2.0)"
+       fi
+       pkg-config --exists libvirt 2>/dev/null
+       if test "$?" = "0"
+       then
+               with_libvirt="yes"
+       else
+               with_libvirt="no (pkg-config doesn't know libvirt)"
+       fi
+ fi
+ if test "x$with_libxml2" = "xyes"
+ then
+       with_libxml2_cflags="`pkg-config --cflags libxml-2.0`"
+       if test $? -ne 0
+       then
+               with_libxml2="no"
+       fi
+       with_libxml2_ldflags="`pkg-config --libs libxml-2.0`"
+       if test $? -ne 0
+       then
+               with_libxml2="no"
+       fi
+ fi
+ if test "x$with_libxml2" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libxml2_cflags"
+       AC_CHECK_HEADERS(libxml/parser.h, [],
+                     [with_libxml2="no (libxml/parser.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libxml2" = "xyes"
+ then
+       SAVE_CFLAGS="$CFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CFLAGS="$CFLAGS $with_libxml2_cflags"
+       LDFLAGS="$LDFLAGS $with_libxml2_ldflags"
+       AC_CHECK_LIB(xml2, xmlXPathEval,
+                    [with_libxml2="yes"],
+                    [with_libxml2="no (symbol xmlXPathEval not found)"])
+       CFLAGS="$SAVE_CFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ dnl Add the right compiler flags and libraries.
+ if test "x$with_libxml2" = "xyes"; then
+       BUILD_WITH_LIBXML2_CFLAGS="$with_libxml2_cflags"
+       BUILD_WITH_LIBXML2_LIBS="$with_libxml2_ldflags"
+       AC_SUBST(BUILD_WITH_LIBXML2_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBXML2_LIBS)
+ fi
+ if test "x$with_libvirt" = "xyes"
+ then
+       with_libvirt_cflags="`pkg-config --cflags libvirt`"
+       if test $? -ne 0
+       then
+               with_libvirt="no"
+       fi
+       with_libvirt_ldflags="`pkg-config --libs libvirt`"
+       if test $? -ne 0
+       then
+               with_libvirt="no"
+       fi
+ fi
+ if test "x$with_libvirt" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libvirt_cflags"
+       AC_CHECK_HEADERS(libvirt/libvirt.h, [],
+                     [with_libvirt="no (libvirt/libvirt.h not found)"])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libvirt" = "xyes"
+ then
+       SAVE_CFLAGS="$CFLAGS"
+       SAVE_LDFLAGS="$LDFLAGS"
+       CFLAGS="$CFLAGS $with_libvirt_cflags"
+       LDFLAGS="$LDFLAGS $with_libvirt_ldflags"
+       AC_CHECK_LIB(virt, virDomainBlockStats,
+                    [with_libvirt="yes"],
+                    [with_libvirt="no (symbol virDomainBlockStats not found)"])
+       CFLAGS="$SAVE_CFLAGS"
+       LDFLAGS="$SAVE_LDFLAGS"
+ fi
+ dnl Add the right compiler flags and libraries.
+ if test "x$with_libvirt" = "xyes"; then
+       BUILD_WITH_LIBVIRT_CFLAGS="$with_libvirt_cflags"
+       BUILD_WITH_LIBVIRT_LIBS="$with_libvirt_ldflags"
+       AC_SUBST(BUILD_WITH_LIBVIRT_CFLAGS)
+       AC_SUBST(BUILD_WITH_LIBVIRT_LIBS)
+ fi
+ # }}}
+ # $PKG_CONFIG --exists OpenIPMIpthread {{{
+ with_libopenipmipthread="yes"
+ with_libopenipmipthread_cflags=""
+ with_libopenipmipthread_libs=""
+ AC_MSG_CHECKING([for pkg-config])
+ temp_result="no"
+ if test "x$PKG_CONFIG" = "x"
+ then
+       with_libopenipmipthread="no"
+       temp_result="no"
+ else
+       temp_result="$PKG_CONFIG"
+ fi
+ AC_MSG_RESULT([$temp_result])
+ if test "x$with_libopenipmipthread" = "xyes"
+ then
+       AC_MSG_CHECKING([for libOpenIPMIpthread])
+       $PKG_CONFIG --exists OpenIPMIpthread 2>/dev/null
+       if test "$?" != "0"
+       then
+               with_libopenipmipthread="no (pkg-config doesn't know OpenIPMIpthread)"
+       fi
+       AC_MSG_RESULT([$with_libopenipmipthread])
+ fi
+ if test "x$with_libopenipmipthread" = "xyes"
+ then
+       AC_MSG_CHECKING([for libOpenIPMIpthread CFLAGS])
+       temp_result="`$PKG_CONFIG --cflags OpenIPMIpthread`"
+       if test "$?" = "0"
+       then
+               with_libopenipmipthread_cflags="$temp_result"
+       else
+               with_libopenipmipthread="no ($PKG_CONFIG --cflags OpenIPMIpthread failed)"
+               temp_result="$PKG_CONFIG --cflags OpenIPMIpthread failed"
+       fi
+       AC_MSG_RESULT([$temp_result])
+ fi
+ if test "x$with_libopenipmipthread" = "xyes"
+ then
+       AC_MSG_CHECKING([for libOpenIPMIpthread LDFLAGS])
+       temp_result="`$PKG_CONFIG --libs OpenIPMIpthread`"
+       if test "$?" = "0"
+       then
+               with_libopenipmipthread_ldflags="$temp_result"
+       else
+               with_libopenipmipthread="no ($PKG_CONFIG --libs OpenIPMIpthread failed)"
+               temp_result="$PKG_CONFIG --libs OpenIPMIpthread failed"
+       fi
+       AC_MSG_RESULT([$temp_result])
+ fi
+ if test "x$with_libopenipmipthread" = "xyes"
+ then
+       SAVE_CPPFLAGS="$CPPFLAGS"
+       CPPFLAGS="$CPPFLAGS $with_libopenipmipthread_cflags"
+       AC_CHECK_HEADERS(OpenIPMI/ipmi_smi.h,
+                        [with_libopenipmipthread="yes"],
+                        [with_libopenipmipthread="no (OpenIPMI/ipmi_smi.h not found)"],
+ [#include <OpenIPMI/ipmiif.h>
+ #include <OpenIPMI/ipmi_err.h>
+ #include <OpenIPMI/ipmi_posix.h>
+ #include <OpenIPMI/ipmi_conn.h>
+ ])
+       CPPFLAGS="$SAVE_CPPFLAGS"
+ fi
+ if test "x$with_libopenipmipthread" = "xyes"
+ then
+       BUILD_WITH_OPENIPMI_CFLAGS="$with_libopenipmipthread_cflags"
+       BUILD_WITH_OPENIPMI_LIBS="$with_libopenipmipthread_ldflags"
+       AC_SUBST(BUILD_WITH_OPENIPMI_CFLAGS)
+       AC_SUBST(BUILD_WITH_OPENIPMI_LIBS)
+ fi
+ # }}}
+ PKG_CHECK_MODULES([LIBNOTIFY], [libnotify],
+               [with_libnotify="yes"],
+               [if test "x$LIBNOTIFY_PKG_ERRORS" = "x"; then
+                        with_libnotify="no"
+                else
+                        with_libnotify="no ($LIBNOTIFY_PKG_ERRORS)"
+                fi])
+ # Check for enabled/disabled features
+ #
+ # AC_COLLECTD(name, enable/disable, info-text, feature/module)
+ # ------------------------------------------------------------
+ dnl
+ m4_define([my_toupper], [m4_translit([$1], m4_defn([m4_cr_letters]), m4_defn([m4_cr_LETTERS]))])
+ dnl
+ AC_DEFUN(
+       [AC_COLLECTD],
+       [
+       m4_if([$1], [], [AC_FATAL([AC_COLLECTD([$1], [$2], [$3], [$4]): 1st argument must not be empty])])dnl
+       m4_if(
+               [$2],
+               [enable],
+               [dnl
+               m4_define([EnDis],[disabled])dnl
+               m4_define([YesNo],[no])dnl
+               ],dnl
+               [m4_if(
+                       [$2],
+                       [disable],
+                       [dnl
+                       m4_define([EnDis],[enabled])dnl
+                       m4_define([YesNo],[yes])dnl
+                       ],
+                       [dnl
+                       AC_FATAL([AC_COLLECTD([$1], [$2], [$3], [$4]): 2nd argument must be either enable or disable])dnl
+                       ]dnl
+               )]dnl
+       )dnl
+       m4_if([$3], [feature], [],
+               [m4_if(
+                       [$3], [module], [],
+                       [dnl
+                       AC_FATAL([AC_COLLECTD([$1], [$2], [$3], [$4]): 3rd argument must be either feature or disable])dnl
+                       ]dnl
+               )]dnl
+       )dnl
+       AC_ARG_ENABLE(
+               [$1],
+               AS_HELP_STRING([--$2-$1], [$2 $4 (EnDis by def)]),
+               [],
+               enable_$1='[YesNo]'dnl
+       )# AC_ARG_ENABLE
+ if test "x$enable_$1" = "xno"
+ then
+       collectd_$1=0
+ else
+       if test "x$enable_$1" = "xyes"
+       then
+               collectd_$1=1
+       else
+               AC_MSG_NOTICE([please specify either --enable-$1 or --disable-$1; enabling $1.])
+               collectd_$1=1
+               enable_$1='yes'
+       fi
+ fi
+       AC_DEFINE_UNQUOTED([COLLECT_]my_toupper([$1]), [$collectd_$1], [wether or not to enable $3 $4])
+       AM_CONDITIONAL([BUILD_]my_toupper([$3])[_]my_toupper([$1]), [test "x$enable_$1" = "xyes"])dnl
+       ]dnl
+ )# AC_COLLECTD(name, enable/disable, info-text, feature/module)
+ # AC_PLUGIN(name, default, info)
+ # ------------------------------------------------------------
+ dnl
+ AC_DEFUN(
+   [AC_PLUGIN],
+   [
+     enable_plugin="no"
+     force="no"
+     AC_ARG_ENABLE([$1], AS_HELP_STRING([--enable-$1],[$3]),
+     [
+      if test "x$enableval" = "xyes"
+      then
+            enable_plugin="yes"
+      else if test "x$enableval" = "xforce"
+      then
+            enable_plugin="yes"
+            force="yes"
+      else
+            enable_plugin="no (disabled on command line)"
+      fi; fi
+     ],
+     [
+        if test "x$enable_all_plugins" = "xauto"
+        then
+            if test "x$2" = "xyes"
+            then
+                    enable_plugin="yes"
+            else
+                    enable_plugin="no"
+            fi
+        else
+            enable_plugin="$enable_all_plugins"
+        fi
+     ])
+     if test "x$enable_plugin" = "xyes"
+     then
+           if test "x$2" = "xyes" || test "x$force" = "xyes"
+           then
+                   AC_DEFINE([HAVE_PLUGIN_]my_toupper([$1]), 1, [Define to 1 if the $1 plugin is enabled.])
+                   if test "x$2" != "xyes"
+                   then
+                           dependency_warning="yes"
+                   fi
+           else # User passed "yes" but dependency checking yielded "no" => Dependency problem.
+                   dependency_error="yes"
+                   enable_plugin="no (dependency error)"
+           fi
+     fi
+     AM_CONDITIONAL([BUILD_PLUGIN_]my_toupper([$1]), test "x$enable_plugin" = "xyes")
+     enable_$1="$enable_plugin"
+   ]
+ )# AC_PLUGIN(name, default, info)
+ m4_divert_once([HELP_ENABLE], [
+ collectd features:])
+ # FIXME: Remove these calls to `AC_COLLECTD' and then remove that macro.
+ AC_COLLECTD([debug],     [enable],  [feature], [debugging])
+ AC_COLLECTD([daemon],    [disable], [feature], [daemon mode])
+ AC_COLLECTD([getifaddrs],[enable],  [feature], [getifaddrs under Linux])
+ dependency_warning="no"
+ dependency_error="no"
+ plugin_ascent="no"
+ plugin_battery="no"
+ plugin_bind="no"
+ plugin_cgroups="no"
+ plugin_conntrack="no"
+ plugin_contextswitch="no"
+ plugin_cpu="no"
+ plugin_cpufreq="no"
+ plugin_curl_json="no"
+ plugin_curl_xml="no"
+ plugin_df="no"
+ plugin_disk="no"
+ plugin_entropy="no"
+ plugin_ethstat="no"
+ plugin_fscache="no"
+ plugin_interface="no"
+ plugin_ipmi="no"
+ plugin_ipvs="no"
+ plugin_irq="no"
+ plugin_libvirt="no"
+ plugin_load="no"
+ plugin_memory="no"
+ plugin_multimeter="no"
+ plugin_nfs="no"
+ plugin_numa="no"
+ plugin_perl="no"
+ plugin_processes="no"
+ plugin_protocols="no"
+ plugin_serial="no"
+ plugin_swap="no"
+ plugin_tape="no"
+ plugin_tcpconns="no"
+ plugin_ted="no"
+ plugin_thermal="no"
+ plugin_users="no"
+ plugin_uptime="no"
+ plugin_vmem="no"
+ plugin_vserver="no"
+ plugin_wireless="no"
+ plugin_zfs_arc="no"
+ # Linux
+ if test "x$ac_system" = "xLinux"
+ then
+       plugin_battery="yes"
+       plugin_conntrack="yes"
+       plugin_contextswitch="yes"
+       plugin_cgroups="yes"
+       plugin_cpu="yes"
+       plugin_cpufreq="yes"
+       plugin_disk="yes"
+       plugin_entropy="yes"
+       plugin_fscache="yes"
+       plugin_interface="yes"
+       plugin_irq="yes"
+       plugin_load="yes"
+       plugin_lvm="yes"
+       plugin_memory="yes"
+       plugin_nfs="yes"
+       plugin_numa="yes"
+       plugin_processes="yes"
+       plugin_protocols="yes"
+       plugin_serial="yes"
+       plugin_swap="yes"
+       plugin_tcpconns="yes"
+       plugin_thermal="yes"
+       plugin_uptime="yes"
+       plugin_vmem="yes"
+       plugin_vserver="yes"
+       plugin_wireless="yes"
+       if test "x$have_linux_ip_vs_h" = "xyes" || test "x$have_net_ip_vs_h" = "xyes" || test "x$have_ip_vs_h" = "xyes"
+       then
+               plugin_ipvs="yes"
+       fi
+ fi
+ if test "x$ac_system" = "xOpenBSD"
+ then
+       plugin_tcpconns="yes"
+ fi
+ # Mac OS X devices
+ if test "x$with_libiokit" = "xyes"
+ then
+       plugin_battery="yes"
+       plugin_disk="yes"
+ fi
+ # AIX
+ if test "x$ac_system" = "xAIX"
+ then
+         plugin_tcpconns="yes"
+ fi
+ # FreeBSD
+ if test "x$ac_system" = "xFreeBSD"
+ then
+         plugin_zfs_arc="yes"
+ fi
+ if test "x$with_perfstat" = "xyes"
+ then
+       plugin_cpu="yes"
+       plugin_contextswitch="yes"
+       plugin_disk="yes"
+       plugin_memory="yes"
+       plugin_swap="yes"
+       plugin_interface="yes"
+       plugin_load="yes"
+       plugin_uptime="yes"
+ fi
+ if test "x$with_procinfo" = "xyes"
+ then
+       plugin_processes="yes"
+ fi
+ # Solaris
+ if test "x$with_kstat" = "xyes"
+ then
+       plugin_nfs="yes"
+       plugin_uptime="yes"
+       plugin_zfs_arc="yes"
+ fi
+ if test "x$with_devinfo$with_kstat" = "xyesyes"
+ then
+       plugin_cpu="yes"
+       plugin_disk="yes"
+       plugin_interface="yes"
+       plugin_memory="yes"
+       plugin_tape="yes"
+ fi
+ # libstatgrab
+ if test "x$with_libstatgrab" = "xyes"
+ then
+       plugin_cpu="yes"
+       plugin_disk="yes"
+       plugin_interface="yes"
+       plugin_load="yes"
+       plugin_memory="yes"
+       plugin_swap="yes"
+       plugin_users="yes"
+ fi
+ if test "x$with_libcurl" = "xyes" && test "x$with_libxml2" = "xyes"
+ then
+       plugin_ascent="yes"
+       if test "x$have_strptime" = "xyes"
+       then
+               plugin_bind="yes"
+       fi
+ fi
+ if test "x$with_libopenipmipthread" = "xyes"
+ then
+       plugin_ipmi="yes"
+ fi
+ if test "x$with_libcurl" = "xyes" && test "x$with_libyajl" = "xyes"
+ then
+       plugin_curl_json="yes"
+ fi
+ if test "x$with_libcurl" = "xyes" && test "x$with_libxml2" = "xyes"
+ then
+       plugin_curl_xml="yes"
+ fi
+ if test "x$have_processor_info" = "xyes"
+ then
+       plugin_cpu="yes"
+ fi
+ if test "x$have_sysctl" = "xyes"
+ then
+       plugin_cpu="yes"
+       plugin_memory="yes"
+       plugin_uptime="yes"
+       if test "x$ac_system" = "xDarwin"
+       then
+               plugin_swap="yes"
+       fi
+ fi
+ if test "x$have_sysctlbyname" = "xyes"
+ then
+       plugin_contextswitch="yes"
+       plugin_cpu="yes"
+       plugin_memory="yes"
+       plugin_tcpconns="yes"
+ fi
+ # Df plugin: Check if we know how to determine mount points first.
+ #if test "x$have_listmntent" = "xyes"; then
+ #     plugin_df="yes"
+ #fi
+ if test "x$have_getvfsstat" = "xyes" || test "x$have_getfsstat" = "xyes"
+ then
+       plugin_df="yes"
+ fi
+ if test "x$c_cv_have_two_getmntent" = "xyes" || test "x$have_getmntent" = "xgen" || test "x$have_getmntent" = "xsun"
+ then
+       plugin_df="yes"
+ fi
+ #if test "x$have_getmntent" = "xseq"
+ #then
+ #     plugin_df="yes"
+ #fi
+ if test "x$c_cv_have_one_getmntent" = "xyes"
+ then
+       plugin_df="yes"
+ fi
+ # Df plugin: Check if we have either `statfs' or `statvfs' second.
+ if test "x$plugin_df" = "xyes"
+ then
+       plugin_df="no"
+       if test "x$have_statfs" = "xyes"
+       then
+               plugin_df="yes"
+       fi
+       if test "x$have_statvfs" = "xyes"
+       then
+               plugin_df="yes"
+       fi
+ fi
+ if test "x$have_linux_sockios_h$have_linux_ethtool_h" = "xyesyes"
+ then
+       plugin_ethstat="yes"
+ fi
+ if test "x$have_getifaddrs" = "xyes"
+ then
+       plugin_interface="yes"
+ fi
+ if test "x$with_libxml2" = "xyes" && test "x$with_libvirt" = "xyes"
+ then
+       plugin_libvirt="yes"
+ fi
+ if test "x$have_getloadavg" = "xyes"
+ then
+       plugin_load="yes"
+ fi
+ if test "x$c_cv_have_libperl$c_cv_have_perl_ithreads" = "xyesyes"
+ then
+       plugin_perl="yes"
+ fi
+ # Mac OS X memory interface
+ if test "x$have_host_statistics" = "xyes"
+ then
+       plugin_memory="yes"
+ fi
+ if test "x$have_termios_h" = "xyes"
+ then
+       plugin_multimeter="yes"
+       plugin_ted="yes"
+ fi
+ if test "x$have_thread_info" = "xyes"
+ then
+       plugin_processes="yes"
+ fi
+ if test "x$with_kvm_getprocs" = "xyes" && test "x$have_struct_kinfo_proc_freebsd" = "xyes"
+ then
+       plugin_processes="yes"
+ fi
+ if test "x$with_kvm_getswapinfo" = "xyes"
+ then
+       plugin_swap="yes"
+ fi
+ if test "x$have_swapctl" = "xyes" && test "x$c_cv_have_swapctl_two_args" = "xyes"
+ then
+       plugin_swap="yes"
+ fi
+ if test "x$with_kvm_openfiles$with_kvm_nlist" = "xyesyes"
+ then
+       plugin_tcpconns="yes"
+ fi
+ if test "x$have_getutent" = "xyes"
+ then
+       plugin_users="yes"
+ fi
+ if test "x$have_getutxent" = "xyes"
+ then
+       plugin_users="yes"
+ fi
+ m4_divert_once([HELP_ENABLE], [
+ collectd plugins:])
+ AC_ARG_ENABLE([all-plugins],
+               AS_HELP_STRING([--enable-all-plugins],[enable all plugins (auto by def)]),
+               [
+                if test "x$enableval" = "xyes"
+                then
+                        enable_all_plugins="yes"
+                else if test "x$enableval" = "xauto"
+                then
+                        enable_all_plugins="auto"
+                else
+                        enable_all_plugins="no"
+                fi; fi
+               ],
+               [enable_all_plugins="auto"])
+ m4_divert_once([HELP_ENABLE], [])
+ AC_PLUGIN([aggregation], [yes],                [Aggregation plugin])
+ AC_PLUGIN([amqp],        [$with_librabbitmq],  [AMQP output plugin])
+ AC_PLUGIN([apache],      [$with_libcurl],      [Apache httpd statistics])
+ AC_PLUGIN([apcups],      [yes],                [Statistics of UPSes by APC])
+ AC_PLUGIN([apple_sensors], [$with_libiokit],   [Apple's hardware sensors])
+ AC_PLUGIN([aquaero],     [$with_libaquaero5],  [Aquaero's hardware sensors])
+ AC_PLUGIN([ascent],      [$plugin_ascent],     [AscentEmu player statistics])
+ AC_PLUGIN([battery],     [$plugin_battery],    [Battery statistics])
+ AC_PLUGIN([bind],        [$plugin_bind],       [ISC Bind nameserver statistics])
+ AC_PLUGIN([conntrack],   [$plugin_conntrack],  [nf_conntrack statistics])
+ AC_PLUGIN([contextswitch], [$plugin_contextswitch], [context switch statistics])
+ AC_PLUGIN([cpufreq],     [$plugin_cpufreq],    [CPU frequency statistics])
+ AC_PLUGIN([cpu],         [$plugin_cpu],        [CPU usage statistics])
+ AC_PLUGIN([csv],         [yes],                [CSV output plugin])
+ AC_PLUGIN([curl],        [$with_libcurl],      [CURL generic web statistics])
+ AC_PLUGIN([curl_json],   [$plugin_curl_json],    [CouchDB statistics])
+ AC_PLUGIN([curl_xml],   [$plugin_curl_xml],    [CURL generic xml statistics])
+ AC_PLUGIN([cgroups],     [$plugin_cgroups],    [CGroups CPU usage accounting])
+ AC_PLUGIN([dbi],         [$with_libdbi],       [General database statistics])
+ AC_PLUGIN([df],          [$plugin_df],         [Filesystem usage statistics])
+ AC_PLUGIN([disk],        [$plugin_disk],       [Disk usage statistics])
+ AC_PLUGIN([dns],         [$with_libpcap],      [DNS traffic analysis])
+ AC_PLUGIN([email],       [yes],                [EMail statistics])
+ AC_PLUGIN([entropy],     [$plugin_entropy],    [Entropy statistics])
+ AC_PLUGIN([ethstat],     [$plugin_ethstat],    [Stats from NIC driver])
+ AC_PLUGIN([exec],        [yes],                [Execution of external programs])
+ AC_PLUGIN([filecount],   [yes],                [Count files in directories])
+ AC_PLUGIN([fscache],     [$plugin_fscache],    [fscache statistics])
+ AC_PLUGIN([gmond],       [$with_libganglia],   [Ganglia plugin])
+ AC_PLUGIN([hddtemp],     [yes],                [Query hddtempd])
+ AC_PLUGIN([interface],   [$plugin_interface],  [Interface traffic statistics])
+ AC_PLUGIN([ipmi],        [$plugin_ipmi],       [IPMI sensor statistics])
+ AC_PLUGIN([iptables],    [$with_libiptc],      [IPTables rule counters])
+ AC_PLUGIN([ipvs],        [$plugin_ipvs],       [IPVS connection statistics])
+ AC_PLUGIN([irq],         [$plugin_irq],        [IRQ statistics])
+ AC_PLUGIN([java],        [$with_java],         [Embed the Java Virtual Machine])
+ AC_PLUGIN([libvirt],     [$plugin_libvirt],    [Virtual machine statistics])
+ AC_PLUGIN([load],        [$plugin_load],       [System load])
+ AC_PLUGIN([logfile],     [yes],                [File logging plugin])
+ AC_PLUGIN([lpar],        [$with_perfstat],     [AIX logical partitions statistics])
+ AC_PLUGIN([lvm],         [$with_liblvm2app],   [LVM statistics])
+ AC_PLUGIN([madwifi],     [$have_linux_wireless_h], [Madwifi wireless statistics])
+ AC_PLUGIN([match_empty_counter], [yes],        [The empty counter match])
+ AC_PLUGIN([match_hashed], [yes],               [The hashed match])
+ AC_PLUGIN([match_regex], [yes],                [The regex match])
+ AC_PLUGIN([match_timediff], [yes],             [The timediff match])
+ AC_PLUGIN([match_value], [yes],                [The value match])
+ AC_PLUGIN([mbmon],       [yes],                [Query mbmond])
+ AC_PLUGIN([md],          [$have_linux_raid_md_u_h], [md (Linux software RAID) devices])
+ AC_PLUGIN([memcachec],   [$with_libmemcached], [memcachec statistics])
+ AC_PLUGIN([memcached],   [yes],                [memcached statistics])
+ AC_PLUGIN([memory],      [$plugin_memory],     [Memory usage])
+ AC_PLUGIN([mic],         [$with_mic],          [Intel Many Integrated Core stats])
+ AC_PLUGIN([modbus],      [$with_libmodbus],    [Modbus plugin])
+ AC_PLUGIN([multimeter],  [$plugin_multimeter], [Read multimeter values])
+ AC_PLUGIN([mysql],       [$with_libmysql],     [MySQL statistics])
+ AC_PLUGIN([netapp],      [$with_libnetapp],    [NetApp plugin])
+ AC_PLUGIN([netlink],     [$with_libmnl],       [Enhanced Linux network statistics])
+ AC_PLUGIN([network],     [yes],                [Network communication plugin])
+ AC_PLUGIN([nfs],         [$plugin_nfs],        [NFS statistics])
+ AC_PLUGIN([nginx],       [$with_libcurl],      [nginx statistics])
+ AC_PLUGIN([notify_desktop], [$with_libnotify], [Desktop notifications])
+ AC_PLUGIN([notify_email], [$with_libesmtp],    [Email notifier])
+ AC_PLUGIN([ntpd],        [yes],                [NTPd statistics])
+ AC_PLUGIN([numa],        [$plugin_numa],       [NUMA virtual memory statistics])
+ AC_PLUGIN([nut],         [$with_libupsclient], [Network UPS tools statistics])
+ AC_PLUGIN([olsrd],       [yes],                [olsrd statistics])
+ AC_PLUGIN([onewire],     [$with_libowcapi],    [OneWire sensor statistics])
+ AC_PLUGIN([openvpn],     [yes],                [OpenVPN client statistics])
+ AC_PLUGIN([oracle],      [$with_oracle],       [Oracle plugin])
+ AC_PLUGIN([perl],        [$plugin_perl],       [Embed a Perl interpreter])
+ AC_PLUGIN([pf],          [$have_net_pfvar_h],  [BSD packet filter (PF) statistics])
+ # FIXME: Check for libevent, too.
+ AC_PLUGIN([pinba],       [$have_protoc_c],     [Pinba statistics])
+ AC_PLUGIN([ping],        [$with_liboping],     [Network latency statistics])
+ AC_PLUGIN([postgresql],  [$with_libpq],        [PostgreSQL database statistics])
+ AC_PLUGIN([powerdns],    [yes],                [PowerDNS statistics])
+ AC_PLUGIN([processes],   [$plugin_processes],  [Process statistics])
+ AC_PLUGIN([protocols],   [$plugin_protocols],  [Protocol (IP, TCP, ...) statistics])
+ AC_PLUGIN([python],      [$with_python],       [Embed a Python interpreter])
+ AC_PLUGIN([redis],       [$with_libcredis],    [Redis plugin])
+ AC_PLUGIN([routeros],    [$with_librouteros],  [RouterOS plugin])
+ AC_PLUGIN([rrdcached],   [$librrd_rrdc_update], [RRDTool output plugin])
+ AC_PLUGIN([rrdtool],     [$with_librrd],       [RRDTool output plugin])
+ AC_PLUGIN([sensors],     [$with_libsensors],   [lm_sensors statistics])
+ AC_PLUGIN([serial],      [$plugin_serial],     [serial port traffic])
+ AC_PLUGIN([sigrok],      [$with_libsigrok],    [sigrok acquisition sources])
+ AC_PLUGIN([snmp],        [$with_libnetsnmp],   [SNMP querying plugin])
+ AC_PLUGIN([statsd],      [yes],                [StatsD plugin])
+ AC_PLUGIN([swap],        [$plugin_swap],       [Swap usage statistics])
+ AC_PLUGIN([syslog],      [$have_syslog],       [Syslog logging plugin])
+ AC_PLUGIN([table],       [yes],                [Parsing of tabular data])
+ AC_PLUGIN([tail],        [yes],                [Parsing of logfiles])
+ AC_PLUGIN([tail_csv],    [yes],                [Parsing of CSV files])
+ AC_PLUGIN([tape],        [$plugin_tape],       [Tape drive statistics])
+ AC_PLUGIN([target_notification], [yes],        [The notification target])
+ AC_PLUGIN([target_replace], [yes],             [The replace target])
+ AC_PLUGIN([target_scale],[yes],                [The scale target])
+ AC_PLUGIN([target_set],  [yes],                [The set target])
+ AC_PLUGIN([target_v5upgrade], [yes],           [The v5upgrade target])
+ AC_PLUGIN([tcpconns],    [$plugin_tcpconns],   [TCP connection statistics])
+ AC_PLUGIN([teamspeak2],  [yes],                [TeamSpeak2 server statistics])
+ AC_PLUGIN([ted],         [$plugin_ted],        [Read The Energy Detective values])
+ AC_PLUGIN([thermal],     [$plugin_thermal],    [Linux ACPI thermal zone statistics])
+ AC_PLUGIN([threshold],   [yes],                [Threshold checking plugin])
+ AC_PLUGIN([tokyotyrant], [$with_libtokyotyrant],  [TokyoTyrant database statistics])
+ AC_PLUGIN([unixsock],    [yes],                [Unixsock communication plugin])
+ AC_PLUGIN([uptime],      [$plugin_uptime],     [Uptime statistics])
+ AC_PLUGIN([users],       [$plugin_users],      [User statistics])
+ AC_PLUGIN([uuid],        [yes],                [UUID as hostname plugin])
+ AC_PLUGIN([varnish],     [$with_libvarnish],   [Varnish cache statistics])
+ AC_PLUGIN([vmem],        [$plugin_vmem],       [Virtual memory statistics])
+ AC_PLUGIN([vserver],     [$plugin_vserver],    [Linux VServer statistics])
+ AC_PLUGIN([wireless],    [$plugin_wireless],   [Wireless statistics])
+ AC_PLUGIN([write_graphite], [yes],             [Graphite / Carbon output plugin])
+ AC_PLUGIN([write_http],  [$with_libcurl],      [HTTP output plugin])
+ AC_PLUGIN([write_mongodb], [$with_libmongoc],  [MongoDB output plugin])
+ AC_PLUGIN([write_redis], [$with_libcredis],    [Redis output plugin])
+ AC_PLUGIN([write_riemann], [$have_protoc_c],   [Riemann output plugin])
+ AC_PLUGIN([xmms],        [$with_libxmms],      [XMMS statistics])
+ AC_PLUGIN([zfs_arc],     [$plugin_zfs_arc],    [ZFS ARC statistics])
+ dnl Default configuration file
+ # Load either syslog or logfile
+ LOAD_PLUGIN_SYSLOG=""
+ LOAD_PLUGIN_LOGFILE=""
+ AC_MSG_CHECKING([which default log plugin to load])
+ default_log_plugin="none"
+ if test "x$enable_syslog" = "xyes"
+ then
+       default_log_plugin="syslog"
+ else
+       LOAD_PLUGIN_SYSLOG="##"
+ fi
+ if test "x$enable_logfile" = "xyes"
+ then
+       if test "x$default_log_plugin" = "xnone"
+       then
+               default_log_plugin="logfile"
+       else
+               LOAD_PLUGIN_LOGFILE="#"
+       fi
+ else
+       LOAD_PLUGIN_LOGFILE="##"
+ fi
+ AC_MSG_RESULT([$default_log_plugin])
+ AC_SUBST(LOAD_PLUGIN_SYSLOG)
+ AC_SUBST(LOAD_PLUGIN_LOGFILE)
+ DEFAULT_LOG_LEVEL="info"
+ if test "x$enable_debug" = "xyes"
+ then
+       DEFAULT_LOG_LEVEL="debug"
+ fi
+ AC_SUBST(DEFAULT_LOG_LEVEL)
+ # Load only one of rrdtool, network, csv in the default config.
+ LOAD_PLUGIN_RRDTOOL=""
+ LOAD_PLUGIN_NETWORK=""
+ LOAD_PLUGIN_CSV=""
+ AC_MSG_CHECKING([which default write plugin to load])
+ default_write_plugin="none"
+ if test "x$enable_rrdtool" = "xyes"
+ then
+       default_write_plugin="rrdtool"
+ else
+       LOAD_PLUGIN_RRDTOOL="##"
+ fi
+ if test "x$enable_network" = "xyes"
+ then
+       if test "x$default_write_plugin" = "xnone"
+       then
+               default_write_plugin="network"
+       else
+               LOAD_PLUGIN_NETWORK="#"
+       fi
+ else
+       LOAD_PLUGIN_NETWORK="##"
+ fi
+ if test "x$enable_csv" = "xyes"
+ then
+       if test "x$default_write_plugin" = "xnone"
+       then
+               default_write_plugin="csv"
+       else
+               LOAD_PLUGIN_CSV="#"
+       fi
+ else
+       LOAD_PLUGIN_CSV="##"
+ fi
+ AC_MSG_RESULT([$default_write_plugin])
+ AC_SUBST(LOAD_PLUGIN_RRDTOOL)
+ AC_SUBST(LOAD_PLUGIN_NETWORK)
+ AC_SUBST(LOAD_PLUGIN_CSV)
+ dnl ip_vs.h
+ if test "x$ac_system" = "xLinux" \
+       && test "x$have_linux_ip_vs_h$have_net_ip_vs_h$have_ip_vs_h" = "xnonono"
+ then
+       enable_ipvs="$enable_ipvs (ip_vs.h not found)"
+ fi
+ if test "x$ip_vs_h_needs_kernel_cflags" = "xyes"
+ then
+       enable_ipvs="$enable_ipvs (needs $KERNEL_CFLAGS)"
+ fi
+ dnl Perl bindings
+ PERL_BINDINGS_OPTIONS="PREFIX=${prefix}"
+ AC_ARG_WITH(perl-bindings, [AS_HELP_STRING([--with-perl-bindings@<:@=OPTIONS@:>@], [Options passed to "perl Makefile.PL".])],
+ [
+       if test "x$withval" != "xno" && test "x$withval" != "xyes"
+       then
+               PERL_BINDINGS_OPTIONS="$withval"
+               with_perl_bindings="yes"
+       else
+               with_perl_bindings="$withval"
+       fi
+ ],
+ [
+       if test -n "$perl_interpreter"
+       then
+               with_perl_bindings="yes"
+       else
+               with_perl_bindings="no (no perl interpreter found)"
+       fi
+ ])
+ if test "x$with_perl_bindings" = "xyes"
+ then
+       PERL_BINDINGS="perl"
+ else
+       PERL_BINDINGS=""
+ fi
+ AC_SUBST(PERL_BINDINGS)
+ AC_SUBST(PERL_BINDINGS_OPTIONS)
+ dnl libcollectdclient
+ LCC_VERSION_MAJOR=`echo $PACKAGE_VERSION | cut -d'.' -f1`
+ LCC_VERSION_MINOR=`echo $PACKAGE_VERSION | cut -d'.' -f2`
+ LCC_VERSION_PATCH=`echo $PACKAGE_VERSION | cut -d'.' -f3`
+ LCC_VERSION_EXTRA=`echo $PACKAGE_VERSION | cut -d'.' -f4-`
+ LCC_VERSION_STRING="$LCC_VERSION_MAJOR.$LCC_VERSION_MINOR.$LCC_VERSION_PATCH"
+ AC_SUBST(LCC_VERSION_MAJOR)
+ AC_SUBST(LCC_VERSION_MINOR)
+ AC_SUBST(LCC_VERSION_PATCH)
+ AC_SUBST(LCC_VERSION_EXTRA)
+ AC_SUBST(LCC_VERSION_STRING)
+ AC_CONFIG_FILES(src/libcollectdclient/collectd/lcc_features.h)
+ AC_CONFIG_FILES([Makefile src/Makefile src/collectd.conf src/libcollectdclient/Makefile src/libcollectdclient/libcollectdclient.pc src/liboconfig/Makefile bindings/Makefile bindings/java/Makefile])
+ AC_OUTPUT
+ if test "x$with_librrd" = "xyes" \
+       && test "x$librrd_threadsafe" != "xyes"
+ then
+       with_librrd="yes (warning: librrd is not thread-safe)"
+ fi
+ if test "x$with_libperl" = "xyes"
+ then
+       with_libperl="yes (version `$perl_interpreter -MConfig -e 'print $Config{version};'`)"
+ else
+       enable_perl="no (needs libperl)"
+ fi
+ if test "x$enable_perl" = "xno" && test "x$c_cv_have_perl_ithreads" = "xno"
+ then
+       enable_perl="no (libperl doesn't support ithreads)"
+ fi
+ if test "x$with_perl_bindings" = "xyes" \
+       && test "x$PERL_BINDINGS_OPTIONS" != "x"
+ then
+       with_perl_bindings="yes ($PERL_BINDINGS_OPTIONS)"
+ fi
+ cat <<EOF;
+ Configuration:
+   Libraries:
+     intel mic . . . . . . $with_mic
+     libaquaero5 . . . . . $with_libaquaero5
+     libcurl . . . . . . . $with_libcurl
+     libdbi  . . . . . . . $with_libdbi
+     libcredis . . . . . . $with_libcredis
+     libesmtp  . . . . . . $with_libesmtp
+     libganglia  . . . . . $with_libganglia
+     libgcrypt . . . . . . $with_libgcrypt
+     libiokit  . . . . . . $with_libiokit
+     libiptc . . . . . . . $with_libiptc
+     libjvm  . . . . . . . $with_java
+     libkstat  . . . . . . $with_kstat
+     libkvm  . . . . . . . $with_libkvm
+     libmemcached  . . . . $with_libmemcached
+     libmnl  . . . . . . . $with_libmnl
+     libmodbus . . . . . . $with_libmodbus
+     libmysql  . . . . . . $with_libmysql
+     libnetapp . . . . . . $with_libnetapp
+     libnetsnmp  . . . . . $with_libnetsnmp
+     libnotify . . . . . . $with_libnotify
+     liboconfig  . . . . . $with_liboconfig
+     libopenipmi . . . . . $with_libopenipmipthread
+     liboping  . . . . . . $with_liboping
+     libpcap . . . . . . . $with_libpcap
+     libperfstat . . . . . $with_perfstat
+     libperl . . . . . . . $with_libperl
+     libpq . . . . . . . . $with_libpq
+     libpthread  . . . . . $with_libpthread
+     librabbitmq . . . . . $with_librabbitmq
+     librouteros . . . . . $with_librouteros
+     librrd  . . . . . . . $with_librrd
+     libsensors  . . . . . $with_libsensors
+     libsigrok   . . . . . $with_libsigrok
+     libstatgrab . . . . . $with_libstatgrab
+     libtokyotyrant  . . . $with_libtokyotyrant
+     libupsclient  . . . . $with_libupsclient
+     libvarnish  . . . . . $with_libvarnish
+     libvirt . . . . . . . $with_libvirt
+     libxml2 . . . . . . . $with_libxml2
+     libxmms . . . . . . . $with_libxmms
+     libyajl . . . . . . . $with_libyajl
+     libevent  . . . . . . $with_libevent
+     protobuf-c  . . . . . $have_protoc_c
+     oracle  . . . . . . . $with_oracle
+     python  . . . . . . . $with_python
+   Features:
+     daemon mode . . . . . $enable_daemon
+     debug . . . . . . . . $enable_debug
+   Bindings:
+     perl  . . . . . . . . $with_perl_bindings
+   Modules:
+     aggregation . . . . . $enable_aggregation
+     amqp    . . . . . . . $enable_amqp
+     apache  . . . . . . . $enable_apache
+     apcups  . . . . . . . $enable_apcups
+     aquaero . . . . . . . $enable_aquaero
+     apple_sensors . . . . $enable_apple_sensors
+     ascent  . . . . . . . $enable_ascent
+     battery . . . . . . . $enable_battery
+     bind  . . . . . . . . $enable_bind
+     conntrack . . . . . . $enable_conntrack
+     contextswitch . . . . $enable_contextswitch
+     cgroups . . . . . . . $enable_cgroups
+     cpu . . . . . . . . . $enable_cpu
+     cpufreq . . . . . . . $enable_cpufreq
+     csv . . . . . . . . . $enable_csv
+     curl  . . . . . . . . $enable_curl
+     curl_json . . . . . . $enable_curl_json
+     curl_xml  . . . . . . $enable_curl_xml
+     dbi . . . . . . . . . $enable_dbi
+     df  . . . . . . . . . $enable_df
+     disk  . . . . . . . . $enable_disk
+     dns . . . . . . . . . $enable_dns
+     email . . . . . . . . $enable_email
+     entropy . . . . . . . $enable_entropy
+     ethstat . . . . . . . $enable_ethstat
+     exec  . . . . . . . . $enable_exec
+     filecount . . . . . . $enable_filecount
+     fscache . . . . . . . $enable_fscache
+     gmond . . . . . . . . $enable_gmond
+     hddtemp . . . . . . . $enable_hddtemp
+     interface . . . . . . $enable_interface
+     ipmi  . . . . . . . . $enable_ipmi
+     iptables  . . . . . . $enable_iptables
+     ipvs  . . . . . . . . $enable_ipvs
+     irq . . . . . . . . . $enable_irq
+     java  . . . . . . . . $enable_java
+     libvirt . . . . . . . $enable_libvirt
+     load  . . . . . . . . $enable_load
+     logfile . . . . . . . $enable_logfile
+     lpar  . . . . . . . . $enable_lpar
+     lvm . . . . . . . . . $enable_lvm
+     madwifi . . . . . . . $enable_madwifi
+     match_empty_counter . $enable_match_empty_counter
+     match_hashed  . . . . $enable_match_hashed
+     match_regex . . . . . $enable_match_regex
+     match_timediff  . . . $enable_match_timediff
+     match_value . . . . . $enable_match_value
+     mbmon . . . . . . . . $enable_mbmon
+     md  . . . . . . . . . $enable_md
+     memcachec . . . . . . $enable_memcachec
+     memcached . . . . . . $enable_memcached
+     memory  . . . . . . . $enable_memory
+     mic . . . . . . . . . $enable_mic
+     modbus  . . . . . . . $enable_modbus
+     multimeter  . . . . . $enable_multimeter
+     mysql . . . . . . . . $enable_mysql
+     netapp  . . . . . . . $enable_netapp
+     netlink . . . . . . . $enable_netlink
+     network . . . . . . . $enable_network
+     nfs . . . . . . . . . $enable_nfs
+     nginx . . . . . . . . $enable_nginx
+     notify_desktop  . . . $enable_notify_desktop
+     notify_email  . . . . $enable_notify_email
+     ntpd  . . . . . . . . $enable_ntpd
+     numa  . . . . . . . . $enable_numa
+     nut . . . . . . . . . $enable_nut
+     olsrd . . . . . . . . $enable_olsrd
+     onewire . . . . . . . $enable_onewire
+     openvpn . . . . . . . $enable_openvpn
+     oracle  . . . . . . . $enable_oracle
+     perl  . . . . . . . . $enable_perl
+     pf  . . . . . . . . . $enable_pf
+     pinba . . . . . . . . $enable_pinba
+     ping  . . . . . . . . $enable_ping
+     postgresql  . . . . . $enable_postgresql
+     powerdns  . . . . . . $enable_powerdns
+     processes . . . . . . $enable_processes
+     protocols . . . . . . $enable_protocols
+     python  . . . . . . . $enable_python
+     redis . . . . . . . . $enable_redis
+     routeros  . . . . . . $enable_routeros
+     rrdcached . . . . . . $enable_rrdcached
+     rrdtool . . . . . . . $enable_rrdtool
+     sensors . . . . . . . $enable_sensors
+     serial  . . . . . . . $enable_serial
+     sigrok  . . . . . . . $enable_sigrok
+     snmp  . . . . . . . . $enable_snmp
+     statsd  . . . . . . . $enable_statsd
+     swap  . . . . . . . . $enable_swap
+     syslog  . . . . . . . $enable_syslog
+     table . . . . . . . . $enable_table
+     tail  . . . . . . . . $enable_tail
+     tail_csv  . . . . . . $enable_tail_csv
+     tape  . . . . . . . . $enable_tape
+     target_notification . $enable_target_notification
+     target_replace  . . . $enable_target_replace
+     target_scale  . . . . $enable_target_scale
+     target_set  . . . . . $enable_target_set
+     target_v5upgrade  . . $enable_target_v5upgrade
+     tcpconns  . . . . . . $enable_tcpconns
+     teamspeak2  . . . . . $enable_teamspeak2
+     ted . . . . . . . . . $enable_ted
+     thermal . . . . . . . $enable_thermal
+     threshold . . . . . . $enable_threshold
+     tokyotyrant . . . . . $enable_tokyotyrant
+     unixsock  . . . . . . $enable_unixsock
+     uptime  . . . . . . . $enable_uptime
+     users . . . . . . . . $enable_users
+     uuid  . . . . . . . . $enable_uuid
+     varnish . . . . . . . $enable_varnish
+     vmem  . . . . . . . . $enable_vmem
+     vserver . . . . . . . $enable_vserver
+     wireless  . . . . . . $enable_wireless
+     write_graphite  . . . $enable_write_graphite
+     write_http  . . . . . $enable_write_http
+     write_mongodb . . . . $enable_write_mongodb
+     write_redis . . . . . $enable_write_redis
+     write_riemann . . . . $enable_write_riemann
+     xmms  . . . . . . . . $enable_xmms
+     zfs_arc . . . . . . . $enable_zfs_arc
+ EOF
+ if test "x$dependency_error" = "xyes"; then
+       AC_MSG_ERROR("Some plugins are missing dependencies - see the summary above for details")
+ fi
+ if test "x$dependency_warning" = "xyes"; then
+       AC_MSG_WARN("Some plugins seem to have missing dependencies but have been enabled forcibly - see the summary above for details")
+ fi
+ # vim: set fdm=marker :
index cc8f556ccebe2442d7e93bc3e35acaa153dbe607,6d19c3222786c76890cc702265a9e10dafe7586c..4de39f0a05f70f641bddcfb519222201b9605fb2
  #             Protocol UDP
  #             StoreRates true
  #             AlwaysAppendDS false
+ #             TTLFactor 2.0
  #     </Node>
  #     Tag "foobar"
 +#       Attribute "foo" "bar"
  #</Plugin>
  
  ##############################################################################
Simple merge
diff --cc src/curl.c
Simple merge
diff --cc src/curl_json.c
Simple merge
diff --cc src/curl_xml.c
Simple merge